Comment 10 for bug 667885

The bizarre socket.getfqdn behavior is detailed in this python bug: https://bugs.python.org/issue5004

The BorgBackup maintainer at the end of the thread ended up replacing their use of it - which seems similar to Duplicity's - with this: https://github.com/borgbackup/borg/pull/3484/commits/9b0d0f3127289fc3bbe620e8adce8038ed594e9f#diff-4b53f84e19a3bb376bf2202371ed269aR188