chore(ci): update model catalog fetch method in workflows

Author: luispater

.github/workflows/docker-image.yml

@@ -16,7 +16,9 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
       - name: Refresh models catalog
-        run: curl -fsSL https://raw.githubusercontent.com/router-for-me/models/refs/heads/main/models.json -o internal/registry/models/models.json
+        run: |
+          git fetch --depth 1 https://github.com/router-for-me/models.git main
+          git show FETCH_HEAD:models.json > internal/registry/models/models.json
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
       - name: Login to DockerHub
@@ -49,7 +51,9 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
       - name: Refresh models catalog
-        run: curl -fsSL https://raw.githubusercontent.com/router-for-me/models/refs/heads/main/models.json -o internal/registry/models/models.json
+        run: |
+          git fetch --depth 1 https://github.com/router-for-me/models.git main
+          git show FETCH_HEAD:models.json > internal/registry/models/models.json
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
       - name: Login to DockerHub

.github/workflows/pr-test-build.yml

@@ -13,7 +13,9 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
       - name: Refresh models catalog
-        run: curl -fsSL https://raw.githubusercontent.com/router-for-me/models/refs/heads/main/models.json -o internal/registry/models/models.json
+        run: |
+          git fetch --depth 1 https://github.com/router-for-me/models.git main
+          git show FETCH_HEAD:models.json > internal/registry/models/models.json
       - name: Set up Go
         uses: actions/setup-go@v5
         with: