$ git clone -n https://src.fedoraproject.org/rpms/kf5-kauth.git /var/lib/mock/f40-build-787323-134746/root/chroot_tmpdir/scmroot/kf5-kauth
Cloning into '/var/lib/mock/f40-build-787323-134746/root/chroot_tmpdir/scmroot/kf5-kauth'...
$ git fetch origin b469314ee2b5b1943bd5c33c1fd38a751696e695:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kauth
 * [new ref]         b469314ee2b5b1943bd5c33c1fd38a751696e695 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b469314 5.115.0