$ git clone -n https://src.fedoraproject.org/rpms/lemonldap-ng.git /var/lib/mock/f40-build-2393262-60531/root/chroot_tmpdir/scmroot/lemonldap-ng
Cloning into '/var/lib/mock/f40-build-2393262-60531/root/chroot_tmpdir/scmroot/lemonldap-ng'...
$ git fetch origin e41b98b13d40b03510b8ccd81041163e8abbb54d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lemonldap-ng
 * [new ref]         e41b98b13d40b03510b8ccd81041163e8abbb54d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e41b98b Update to 2.18.2