when the job runs

Author: marcin-krystianc

.github/workflows/package.yml

@@ -76,7 +76,8 @@ jobs:
     name: Build a PyPI-compatible index
     runs-on: ubuntu-latest
     needs: [create_release_artifacts]
-    if: ${{ always() && !failure() && !cancelled() }}
+    if: ${{ always() && !failure() && !cancelled() && 
+    (github.event_name == 'push' || (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository))}}
     permissions:
       contents: write
       actions: read