$ git clone -n https://src.fedoraproject.org/rpms/directory-maven-plugin.git /var/lib/mock/f41-build-1232707-22865/root/chroot_tmpdir/scmroot/directory-maven-plugin
Cloning into '/var/lib/mock/f41-build-1232707-22865/root/chroot_tmpdir/scmroot/directory-maven-plugin'...
$ git fetch origin 7f422b6000dbcb18afa4611a6c2c701e0552061a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/directory-maven-plugin
 * [new ref]         7f422b6000dbcb18afa4611a6c2c701e0552061a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7f422b6 1.0 release