$ git clone -n https://src.fedoraproject.org/rpms/golang-github-willf-bloom.git /var/lib/mock/f38-build-side-42-init-devel-713755-27278/root/chroot_tmpdir/scmroot/golang-github-willf-bloom
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-713755-27278/root/chroot_tmpdir/scmroot/golang-github-willf-bloom'...
$ git fetch origin ebe861d033de3054c59b8ce3ca038064cb11a6a9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-willf-bloom
 * [new ref]         ebe861d033de3054c59b8ce3ca038064cb11a6a9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ebe861d Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild