$ git clone -n https://src.fedoraproject.org/rpms/libflatarray.git /var/lib/mock/f29-build-5232-1249/root/thebuilddir/tmp/scmroot/libflatarray
Cloning into '/var/lib/mock/f29-build-5232-1249/root/thebuilddir/tmp/scmroot/libflatarray'...
$ git reset --hard c5a258bdb06f55d8fb658d3ac2f410a38beb6df0
HEAD is now at c5a258b - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild