$ git clone -n https://src.fedoraproject.org/rpms/pygtkglext.git /var/lib/mock/f29-build-3849-962/root/thebuilddir/tmp/scmroot/pygtkglext
Cloning into '/var/lib/mock/f29-build-3849-962/root/thebuilddir/tmp/scmroot/pygtkglext'...
$ git reset --hard 59998d6955cacb6422f8c1e71fb999158fc501e7
HEAD is now at 59998d6 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild