+intersphinx_mapping['armband'] = ('https://opnfv-armband.readthedocs.io/en/%s' % branch, None)
+intersphinx_mapping['copper'] = ('https://opnfv-copper.readthedocs.io/en/%s' % branch, None)
+intersphinx_mapping['moon'] = ('https://opnfv-moon.readthedocs.io/en/%s' % branch, None)
+intersphinx_mapping['netready'] = ('https://opnfv-netready.readthedocs.io/en/%s' % branch, None)