$ git clone -n https://src.fedoraproject.org/rpms/luajit.git /var/lib/mock/f29-build-6565-1613/root/thebuilddir/tmp/scmroot/luajit
Cloning into '/var/lib/mock/f29-build-6565-1613/root/thebuilddir/tmp/scmroot/luajit'...
$ git reset --hard 3e6d98376e798ca886e415261c164afaa9155510
HEAD is now at 3e6d983 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild