CSW geonetwork test fails with SSL issue

[cehbrecht]

This test fails: https://github.com/geopython/OWSLib/blob/master/tests/test_csw_geonetwork.py

... with the following exception:

~/.conda/envs/owslib/lib/python3.7/ssl.py in do_handshake(self, block)
   1138                 self.settimeout(None)
-> 1139             self._sslobj.do_handshake()
   1140         finally:

ProtocolError: ('Connection aborted.', ConnectionResetError(54, 'Connection reset by peer'))

The getrecords2 request re-directs to this https URL: https://metadata.bgs.ac.uk:8443/geonetwork/srv/eng/csw

This server has a certificate issue.