$ git clone -n https://src.fedoraproject.org/rpms/plasma-discover.git /var/lib/mock/f40-build-2526510-61812/root/chroot_tmpdir/scmroot/plasma-discover
Cloning into '/var/lib/mock/f40-build-2526510-61812/root/chroot_tmpdir/scmroot/plasma-discover'...
$ git fetch origin 86edf733d482758baf9592cf9077216a50068fa0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-discover
 * [new ref]         86edf733d482758baf9592cf9077216a50068fa0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 86edf73 6.0.1