$ git clone -n https://src.fedoraproject.org/rpms/kf6-knotifyconfig.git /var/lib/mock/f42-build-3419542-45162/root/chroot_tmpdir/scmroot/kf6-knotifyconfig
Cloning into '/var/lib/mock/f42-build-3419542-45162/root/chroot_tmpdir/scmroot/kf6-knotifyconfig'...
$ git fetch origin 1fda39c082ef14be80bee2b36c904c6c9095d6e3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-knotifyconfig
 * [new ref]         1fda39c082ef14be80bee2b36c904c6c9095d6e3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1fda39c 6.12.0