$ git clone -n https://src.fedoraproject.org/rpms/plasma-systemsettings.git /var/lib/mock/f39-build-1800229-41792/root/chroot_tmpdir/scmroot/plasma-systemsettings
Cloning into '/var/lib/mock/f39-build-1800229-41792/root/chroot_tmpdir/scmroot/plasma-systemsettings'...
$ git fetch origin 3c5a773e842f3d6be49435d9ad57f3d6309f1f2b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-systemsettings
 * [new ref]         3c5a773e842f3d6be49435d9ad57f3d6309f1f2b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3c5a773 5.27.9