diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index c11938346..65dd46c00 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -53,7 +53,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -69,7 +69,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-build.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -84,7 +84,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/conda-upload-packages.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-upload-packages.yaml@test-gb300
     secrets:
       CONDA_RAPIDSAI_NIGHTLY_TOKEN: ${{ secrets.CONDA_RAPIDSAI_NIGHTLY_TOKEN }}
       CONDA_RAPIDSAI_TOKEN: ${{ secrets.CONDA_RAPIDSAI_TOKEN }}
@@ -101,7 +101,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -119,7 +119,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@test-gb300
     secrets:
       CONDA_RAPIDSAI_WHEELS_NIGHTLY_TOKEN: ${{ secrets.CONDA_RAPIDSAI_WHEELS_NIGHTLY_TOKEN }}
       RAPIDSAI_PYPI_TOKEN: ${{ secrets.RAPIDSAI_PYPI_TOKEN }}
@@ -140,7 +140,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -157,7 +157,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@test-gb300
     secrets:
       CONDA_RAPIDSAI_WHEELS_NIGHTLY_TOKEN: ${{ secrets.CONDA_RAPIDSAI_WHEELS_NIGHTLY_TOKEN }}
       RAPIDSAI_PYPI_TOKEN: ${{ secrets.RAPIDSAI_PYPI_TOKEN }}
@@ -177,7 +177,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -197,7 +197,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@test-gb300
     secrets:
       CONDA_RAPIDSAI_WHEELS_NIGHTLY_TOKEN: ${{ secrets.CONDA_RAPIDSAI_WHEELS_NIGHTLY_TOKEN }}
       RAPIDSAI_PYPI_TOKEN: ${{ secrets.RAPIDSAI_PYPI_TOKEN }}
@@ -218,7 +218,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       node_type: "gpu-l4-latest-1"
@@ -238,7 +238,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -259,7 +259,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@test-gb300
     secrets:
       CONDA_RAPIDSAI_WHEELS_NIGHTLY_TOKEN: ${{ secrets.CONDA_RAPIDSAI_WHEELS_NIGHTLY_TOKEN }}
       RAPIDSAI_PYPI_TOKEN: ${{ secrets.RAPIDSAI_PYPI_TOKEN }}
diff --git a/.github/workflows/multi_gpu_cpp_test.yaml b/.github/workflows/multi_gpu_cpp_test.yaml
index 515be4a33..172764dd8 100644
--- a/.github/workflows/multi_gpu_cpp_test.yaml
+++ b/.github/workflows/multi_gpu_cpp_test.yaml
@@ -54,7 +54,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}
diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index c49be71af..5baeba371 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -36,7 +36,7 @@ jobs:
       - pr-test-summary
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/pr-builder.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/pr-builder.yaml@test-gb300
     if: always()
     with:
       needs: ${{ toJSON(needs) }}
@@ -64,7 +64,7 @@ jobs:
       contents: read
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/changed-files.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/changed-files.yaml@test-gb300
     with:
       files_yaml: |
         build_docs:
@@ -327,7 +327,7 @@ jobs:
   checks:
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/checks.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/checks.yaml@test-gb300
     with:
       enable_check_generated_files: false
   conda-cpp-build:
@@ -344,7 +344,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@test-gb300
     with:
       build_type: pull-request
       script: ci/build_cpp.sh
@@ -356,7 +356,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@test-gb300
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_cpp
     with:
       build_type: pull-request
@@ -395,7 +395,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-build.yaml@test-gb300
     with:
       build_type: pull-request
       script: ci/build_python.sh
@@ -407,7 +407,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@test-gb300
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_python_conda
     with:
       run_codecov: false
@@ -429,7 +429,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).build_docs
     with:
       build_type: pull-request
@@ -449,7 +449,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-gb300
     with:
       # build for every combination of arch and CUDA version, but only for the latest Python
       matrix_filter: ${{ needs.compute-matrix-filters.outputs.libcuopt_filter }}
@@ -467,7 +467,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-gb300
     with:
       build_type: pull-request
       script: ci/build_wheel_cuopt.sh
@@ -481,7 +481,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@test-gb300
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_python_wheels
     with:
       build_type: pull-request
@@ -503,7 +503,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-gb300
     with:
       build_type: pull-request
       script: ci/build_wheel_cuopt_server.sh
@@ -522,7 +522,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-gb300
     with:
       build_type: pull-request
       script: ci/build_wheel_cuopt_sh_client.sh
@@ -540,7 +540,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@test-gb300
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_python_wheels
     with:
       build_type: pull-request
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 315811832..d7a468bfa 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -35,7 +35,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}
@@ -57,7 +57,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@test-gb300
     with:
       run_codecov: false
       build_type: ${{ inputs.build_type }}
@@ -80,7 +80,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}
@@ -102,7 +102,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}
@@ -125,7 +125,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}
diff --git a/.github/workflows/trigger-breaking-change-alert.yaml b/.github/workflows/trigger-breaking-change-alert.yaml
index 7a8cf1b8e..c4026a2c9 100644
--- a/.github/workflows/trigger-breaking-change-alert.yaml
+++ b/.github/workflows/trigger-breaking-change-alert.yaml
@@ -21,7 +21,7 @@ jobs:
     if: contains(github.event.pull_request.labels.*.name, 'breaking')
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/breaking-change-alert.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/breaking-change-alert.yaml@test-gb300
     secrets:
       slack-webhook-url: ${{ secrets.NV_SLACK_BREAKING_CHANGE_NOTIFIER_APP }}
     with: