$ git clone -n https://src.fedoraproject.org/rpms/golang-k8s-gengo.git /var/lib/mock/f38-build-side-42-init-devel-570497-25909/root/chroot_tmpdir/scmroot/golang-k8s-gengo
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-570497-25909/root/chroot_tmpdir/scmroot/golang-k8s-gengo'...
$ git fetch origin abec657cd2a4771bd6e0960f62da27439be49977:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-k8s-gengo
 * [new ref]         abec657cd2a4771bd6e0960f62da27439be49977 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at abec657 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild