$ git clone -n https://src.fedoraproject.org/rpms/krdp.git /var/lib/mock/f41-build-1021964-18041/root/chroot_tmpdir/scmroot/krdp
Cloning into '/var/lib/mock/f41-build-1021964-18041/root/chroot_tmpdir/scmroot/krdp'...
$ git fetch origin 102675587df4dd504340807bb421ee7845a29d9c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/krdp
 * [new ref]         102675587df4dd504340807bb421ee7845a29d9c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1026755 6.1.0