$ git clone -n https://src.fedoraproject.org/rpms/python-matplotlib.git /var/lib/mock/f29-build-786-385/root/thebuilddir/tmp/scmroot/python-matplotlib
Cloning into '/var/lib/mock/f29-build-786-385/root/thebuilddir/tmp/scmroot/python-matplotlib'...
$ git reset --hard bc53b538e3c67f668d725ed03027bee060d737b5
HEAD is now at bc53b53 update and fix spec file conditionals