Comment 1 for bug 1266616

Same issue there:
2014-01-23 14:20:21.164 | fatal: unable to connect to git.openstack.org:
2014-01-23 14:20:21.164 | git.openstack.org[0: 2001:4800:7813:516:3bc3:d7f6:ff04:aacb]: errno=Network is unreachable

http://logs.openstack.org/06/68606/1/check/check-tempest-dsvm-postgres-full/19f813a/console.html
http://logs.openstack.org/06/68606/1/check/gate-tempest-dsvm-large-ops/51ebbce/console.html