Description of problem: fedora-release needs to disable updates-testing for GA release
fedora-release-18-1 has been submitted as an update for Fedora 18. https://admin.fedoraproject.org/updates/fedora-release-18-1
Package fedora-release-18-1: * should fix your issue, * was pushed to the Fedora 18 testing repository, * should be available at your local mirror within two days. Update it with: # su -c 'yum update --enablerepo=updates-testing fedora-release-18-1' as soon as you are able to. Please go to the following url: https://admin.fedoraproject.org/updates/FEDORA-2012-20723/fedora-release-18-1 then log in and leave karma (feedback).
Discussed at 2012-12-21 blocker review meeting: http://meetbot.fedoraproject.org/fedora-bugzappers/2012-12-21/f18final-blocker-review-7.2012-12-21-18.33.log.txt . Accepted as a blocker per criterion "A fedora-release package containing the correct names, information and repository configuration for a final Fedora release (as opposed to a pre-release) must be present on ISO media while the appropriately versioned generic-release package must be available in the online release repository".
fedora-release-18-1 has been pushed to the Fedora 18 stable repository. If problems still persist, please make note of it in this bug report.