$ git clone -n https://src.fedoraproject.org/rpms/gnome-python2-desktop.git /var/lib/mock/f31-build-96939-32902/root/chroot_tmpdir/scmroot/gnome-python2-desktop
Cloning into '/var/lib/mock/f31-build-96939-32902/root/chroot_tmpdir/scmroot/gnome-python2-desktop'...
$ git reset --hard 9a427d3d6f666db5b7339abfa201bf357f96b61d
HEAD is now at 9a427d3 Rebuild