$ git clone -n https://src.fedoraproject.org/rpms/zeitgeist.git /var/lib/mock/f41-build-848404-164423/root/chroot_tmpdir/scmroot/zeitgeist
Cloning into '/var/lib/mock/f41-build-848404-164423/root/chroot_tmpdir/scmroot/zeitgeist'...
$ git fetch origin bd7757ef4d9b82238625f98147410c4b0541c818:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/zeitgeist
 * [new ref]         bd7757ef4d9b82238625f98147410c4b0541c818 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd7757e execute test program which require dbus and zeitgeist-daemon