$ git clone -n git://pkgs.fedoraproject.org/rpms/llvm35 /var/lib/mock/f29-build-6871-1694/root/thebuilddir/tmp/scmroot/llvm35
Cloning into '/var/lib/mock/f29-build-6871-1694/root/thebuilddir/tmp/scmroot/llvm35'...
$ git reset --hard 95d4af4b52261f3155711a1cc7ccdcdee64c3dbc
HEAD is now at 95d4af4 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild