$ git clone -n https://src.fedoraproject.org/rpms/python-slixmpp.git /var/lib/mock/f31-build-99594-33180/root/chroot_tmpdir/scmroot/python-slixmpp
Cloning into '/var/lib/mock/f31-build-99594-33180/root/chroot_tmpdir/scmroot/python-slixmpp'...
$ git reset --hard cbd3d1c881a97927ca56779b89fe066957c63c5d
HEAD is now at cbd3d1c Update to 1.4.2