$ git clone -n https://src.fedoraproject.org/rpms/golang-github-saracen-walker.git /var/lib/mock/f38-build-side-42-init-devel-635202-26382/root/chroot_tmpdir/scmroot/golang-github-saracen-walker
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-635202-26382/root/chroot_tmpdir/scmroot/golang-github-saracen-walker'...
$ git fetch origin ff681a47a251bcdf9fa3e8bb27e98635fd2925b8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-saracen-walker
 * [new ref]         ff681a47a251bcdf9fa3e8bb27e98635fd2925b8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff681a4 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild