$ git clone -n https://src.fedoraproject.org/rpms/plasma-systemmonitor.git /var/lib/mock/f40-build-751316-116138/root/chroot_tmpdir/scmroot/plasma-systemmonitor
Cloning into '/var/lib/mock/f40-build-751316-116138/root/chroot_tmpdir/scmroot/plasma-systemmonitor'...
$ git fetch origin 5a44114b6bcc5692ed593ff40b11a3f0e68afee3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-systemmonitor
 * [new ref]         5a44114b6bcc5692ed593ff40b11a3f0e68afee3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a44114 Update to 5.27.80