def _parse_kexgss_hostkey(self, m):
<EOL>host_key = m.get_string()<EOL>self.transport.host_key = host_key<EOL>sig = m.get_string()<EOL>self.transport._verify_key(host_key, sig)<EOL>self.transport._expect_packet(MSG_KEXGSS_CONTINUE, MSG_KEXGSS_COMPLETE)<EOL>
Parse the SSH2_MSG_KEXGSS_HOSTKEY message (client mode).

:param `.Message` m: The content of the SSH2_MSG_KEXGSS_HOSTKEY message