$ git clone -n https://src.fedoraproject.org/rpms/libdnet.git /var/lib/mock/f41-build-side-1-2751710-31120/root/chroot_tmpdir/scmroot/libdnet
Cloning into '/var/lib/mock/f41-build-side-1-2751710-31120/root/chroot_tmpdir/scmroot/libdnet'...
$ git fetch origin 1cce39ae1c38bac692b4cdb4f2b8afa501576c70:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libdnet
 * [new ref]         1cce39ae1c38bac692b4cdb4f2b8afa501576c70 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1cce39a convert license to SPDX