$ git clone -n https://src.fedoraproject.org/rpms/plasma-activities-stats.git /var/lib/mock/f40-build-769042-125486/root/chroot_tmpdir/scmroot/plasma-activities-stats
Cloning into '/var/lib/mock/f40-build-769042-125486/root/chroot_tmpdir/scmroot/plasma-activities-stats'...
$ git fetch origin 5a126a4da4467043b9db7284f2b78d735e6f51d0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-activities-stats
 * [new ref]         5a126a4da4467043b9db7284f2b78d735e6f51d0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a126a4 5.91.0