$ git clone -n https://src.fedoraproject.org/rpms/gnome-chess.git /var/lib/mock/f41-build-851768-166058/root/chroot_tmpdir/scmroot/gnome-chess
Cloning into '/var/lib/mock/f41-build-851768-166058/root/chroot_tmpdir/scmroot/gnome-chess'...
$ git fetch origin 243bb4f544fd2cd39336181f173554fc878022a4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-chess
 * [new ref]         243bb4f544fd2cd39336181f173554fc878022a4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 243bb4f Update to 47.0