$ git clone -n https://src.fedoraproject.org/rpms/golang-github-bep-tmc.git /var/lib/mock/f38-build-side-42-init-devel-568471-25905/root/chroot_tmpdir/scmroot/golang-github-bep-tmc
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-568471-25905/root/chroot_tmpdir/scmroot/golang-github-bep-tmc'...
$ git fetch origin 630d9c5e266e8224af586a761e65de42e6220610:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-bep-tmc
 * [new ref]         630d9c5e266e8224af586a761e65de42e6220610 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 630d9c5 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild