Title: #895: Ensure network is online prior to an upgrade
Fedora system upgrades don't necessary require the network to be up.
However, we do, so we have to make sure the network is online before
performing an upgrade.
To pull the PR as Git branch:
git remote add ghfreeipa https://github.com/freeipa/freeipa
git fetch ghfreeipa pull/895/head:pr895
git checkout pr895