$ git clone -n https://src.fedoraproject.org/rpms/lua-ldap.git /var/lib/mock/f45-build-17641-502/root/chroot_tmpdir/scmroot/lua-ldap
Cloning into '/var/lib/mock/f45-build-17641-502/root/chroot_tmpdir/scmroot/lua-ldap'...
$ git fetch origin b763ebb2bf6eb8290a5592a04dbebfc38dfe5948:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lua-ldap
 * [new ref]         b763ebb2bf6eb8290a5592a04dbebfc38dfe5948 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b763ebb Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild