$ git clone -n git://pkgs.fedoraproject.org/rpms/libyuv /var/lib/mock/f29-build-3171-866/root/thebuilddir/tmp/scmroot/libyuv
Cloning into '/var/lib/mock/f29-build-3171-866/root/thebuilddir/tmp/scmroot/libyuv'...
$ git reset --hard 2d276d5909acd3859e20d91500926c4f4a6972ff
HEAD is now at 2d276d5 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild