$ git clone -n https://src.fedoraproject.org/rpms/golang-github-lucasjones-reggen.git /var/lib/mock/f38-build-side-42-init-devel-579060-26020/root/chroot_tmpdir/scmroot/golang-github-lucasjones-reggen
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-579060-26020/root/chroot_tmpdir/scmroot/golang-github-lucasjones-reggen'...
$ git fetch origin 9147f30d1d41bd714386e4e0d30157e963ea8f85:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-lucasjones-reggen
 * [new ref]         9147f30d1d41bd714386e4e0d30157e963ea8f85 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9147f30 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild