$ git clone -n https://src.fedoraproject.org/rpms/pveclib.git /var/lib/mock/f38-build-side-42-init-devel-1017523-29601/root/chroot_tmpdir/scmroot/pveclib
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1017523-29601/root/chroot_tmpdir/scmroot/pveclib'...
$ git fetch origin b4848d3dc050807db8a8fd9bce6c842a7151fc7b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pveclib
 * [new ref]         b4848d3dc050807db8a8fd9bce6c842a7151fc7b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b4848d3 Adopt SPDX identifier in license