$ git clone -n https://src.fedoraproject.org/rpms/smesh.git /var/lib/mock/f41-build-side-1-2771291-32222/root/chroot_tmpdir/scmroot/smesh
Cloning into '/var/lib/mock/f41-build-side-1-2771291-32222/root/chroot_tmpdir/scmroot/smesh'...
$ git fetch origin abd6e8128ff5e0294a96c0c9a8c2bd21079612d3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/smesh
 * [new ref]         abd6e8128ff5e0294a96c0c9a8c2bd21079612d3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at abd6e81 convert license to SPDX