diff --git a/.gitea/workflows/build-and-push.yaml b/.gitea/workflows/build-and-push.yaml
index 7a6dde6..ee94491 100644
--- a/.gitea/workflows/build-and-push.yaml
+++ b/.gitea/workflows/build-and-push.yaml
@@ -15,7 +15,14 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        run: |
+          AUTH="$(printf '%s:%s' '${{ secrets.REGISTRY_USERNAME }}' '${{ secrets.REGISTRY_TOKEN }}' | base64 -w0)"
+          echo "::add-mask::${AUTH}"
+          git init .
+          git remote add origin "${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}"
+          git -c "http.extraHeader=Authorization: Basic ${AUTH}" \
+            fetch --depth=1 origin "${GITHUB_SHA}"
+          git checkout --detach FETCH_HEAD
 
       - name: Set image tags
         id: meta