$ git clone -n https://src.fedoraproject.org/rpms/plasma-systemsettings.git /var/lib/mock/f40-build-2677119-67882/root/chroot_tmpdir/scmroot/plasma-systemsettings
Cloning into '/var/lib/mock/f40-build-2677119-67882/root/chroot_tmpdir/scmroot/plasma-systemsettings'...
$ git fetch origin 5fd2ee254062acf0eaad2d2817e2c30c97daf4dd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-systemsettings
 * [new ref]         5fd2ee254062acf0eaad2d2817e2c30c97daf4dd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5fd2ee2 6.0.3