v5: ci: fix backport error#923

daipom merged 2 commits intofluent:fluent-package-v5fluent/fluent-package-builder:fluent-package-v5from

Watson1978:fluent-package-v5-fix-backport-errorWatson1978/fluent-package-builder:fluent-package-v5-fix-backport-errorCopy head branch name to clipboard