$ git clone -n https://src.fedoraproject.org/rpms/gnome-control-center.git /var/lib/mock/f41-build-842738-161701/root/chroot_tmpdir/scmroot/gnome-control-center
Cloning into '/var/lib/mock/f41-build-842738-161701/root/chroot_tmpdir/scmroot/gnome-control-center'...
$ git fetch origin ba593013f3cef89922884a62ab30f06d8b201152:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-control-center
 * [new ref]         ba593013f3cef89922884a62ab30f06d8b201152 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba59301 Update to 47.beta