$ git clone -n https://src.fedoraproject.org/rpms/clblast.git /var/lib/mock/f38-build-side-42-init-devel-575942-26000/root/chroot_tmpdir/scmroot/clblast
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-575942-26000/root/chroot_tmpdir/scmroot/clblast'...
$ git fetch origin 556b4dd050639f9e2db0944e4382c0ff8b9d2fe3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/clblast
 * [new ref]         556b4dd050639f9e2db0944e4382c0ff8b9d2fe3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 556b4dd Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild