$ git clone -n https://src.fedoraproject.org/rpms/gnome-settings-daemon.git /var/lib/mock/f39-build-2185412-51300/root/chroot_tmpdir/scmroot/gnome-settings-daemon
Cloning into '/var/lib/mock/f39-build-2185412-51300/root/chroot_tmpdir/scmroot/gnome-settings-daemon'...
$ git fetch origin c01c2402f7362fd28cfb53013195f721d42e2ca3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-settings-daemon
 * [new ref]         c01c2402f7362fd28cfb53013195f721d42e2ca3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c01c240 Update to 45.1