$ git clone -n https://src.fedoraproject.org/rpms/kf6-knotifyconfig.git /var/lib/mock/f40-build-788052-134983/root/chroot_tmpdir/scmroot/kf6-knotifyconfig
Cloning into '/var/lib/mock/f40-build-788052-134983/root/chroot_tmpdir/scmroot/kf6-knotifyconfig'...
$ git fetch origin e5c28dcdc0de4850684a1db3b637ca5067ad4603:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-knotifyconfig
 * [new ref]         e5c28dcdc0de4850684a1db3b637ca5067ad4603 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e5c28dc 6.0.0