$ git clone -n https://src.fedoraproject.org/rpms/golang-github-facebookgo-httpdown.git /var/lib/mock/f38-build-side-42-init-devel-913890-28714/root/chroot_tmpdir/scmroot/golang-github-facebookgo-httpdown
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-913890-28714/root/chroot_tmpdir/scmroot/golang-github-facebookgo-httpdown'...
$ git fetch origin a299634aaead201ec0f17d6623a94f554e54b9b5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-facebookgo-httpdown
 * [new ref]         a299634aaead201ec0f17d6623a94f554e54b9b5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a299634 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild