$ git clone -n https://src.fedoraproject.org/rpms/golang-github-tonistiigi-units.git /var/lib/mock/f38-build-side-42-init-devel-659292-26623/root/chroot_tmpdir/scmroot/golang-github-tonistiigi-units
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-659292-26623/root/chroot_tmpdir/scmroot/golang-github-tonistiigi-units'...
$ git fetch origin 13ab9e32f707f9975ed63afeebe3f48d2946f807:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-tonistiigi-units
 * [new ref]         13ab9e32f707f9975ed63afeebe3f48d2946f807 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 13ab9e3 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild