$ git clone -n https://src.fedoraproject.org/rpms/RdRand.git /var/lib/mock/f29-build-4004-984/root/thebuilddir/tmp/scmroot/RdRand
Cloning into '/var/lib/mock/f29-build-4004-984/root/thebuilddir/tmp/scmroot/RdRand'...
$ git reset --hard e7ecd7af6f842c25532ccb33842dba135cf4aeb1
HEAD is now at e7ecd7a Escape macros in %changelog