$ git clone -n https://src.fedoraproject.org/rpms/chemtool.git /var/lib/mock/f38-build-side-42-init-devel-702629-27087/root/chroot_tmpdir/scmroot/chemtool
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-702629-27087/root/chroot_tmpdir/scmroot/chemtool'...
$ git fetch origin dd0e8519af36cd22c28387402d0f0669d19ad144:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/chemtool
 * [new ref]         dd0e8519af36cd22c28387402d0f0669d19ad144 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dd0e851 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild