Seems like pulling branch from ref does not play nice

.gitea/workflows/self-publish.yml

@@ -16,10 +16,7 @@ jobs:
       # tool, because there's only `github.repository_owner`, no `github.repository_name`)
       #
       # (And the token should be retrieved from Vault)
-      # Using `github.ref` just in case there's any race condition ambiguity.
-      - run: |
-          echo "DEBUG - github.ref is ${{ github.ref }}"
-      - uses: https://gitea.scubbo.org/scubbo/commit-report-sync@${{ github.ref }}
+      - uses: https://gitea.scubbo.org/scubbo/commit-report-sync@main
         with:
           target_repo_domain: github.com
           target_repo_owner: scubbo