$ git clone -n https://src.fedoraproject.org/rpms/realmd.git /var/lib/mock/f40-build-2032153-47674/root/chroot_tmpdir/scmroot/realmd
Cloning into '/var/lib/mock/f40-build-2032153-47674/root/chroot_tmpdir/scmroot/realmd'...
$ git fetch origin d170c406891ee734a55e8d17f3832ecef12029bf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/realmd
 * [new ref]         d170c406891ee734a55e8d17f3832ecef12029bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d170c40 allow multiple names and _srv_ ad_server option