$ git clone -n https://src.fedoraproject.org/rpms/python2-matplotlib.git /var/lib/mock/f31-build-74154-31083/root/chroot_tmpdir/scmroot/python2-matplotlib
Cloning into '/var/lib/mock/f31-build-74154-31083/root/chroot_tmpdir/scmroot/python2-matplotlib'...
$ git reset --hard 820374ff4fdf5b14499aefb372fded88c323f71e
HEAD is now at 820374f - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild