Hi all,
Just an FYI as I had some questions about this, pursuant to a notice James sent out in August [1] the repository has moved from the stackforge/ namespace in git to the openstack/ namespace. Open reviews can now be found here:
    https://review.openstack.org/#/q/status:open+project:openstack/telcowg-usecases,n,z
You will need to update the remotes for your local copy of the repository, e.g.:
$> git remote -v
gerrit        ssh://sgordon@review.openstack.org:29418/stackforge/telcowg-usecases (fetch)
gerrit        ssh://sgordon@review.openstack.org:29418/stackforge/telcowg-usecases (push)
origin        git://git.openstack.org/stackforge/telcowg-usecases (fetch)
origin        git://git.openstack.org/stackforge/telcowg-usecases (push)
$> git remote set-url gerrit ssh://sgordon@review.openstack.org:29418/openstack/telcowg-usecases
$> git remote set-url origin git://git.openstack.org/openstack/telcowg-usecases
Thanks,
Steve
[1] http://lists.openstack.org/pipermail/openstack-dev/2015-August/073071.html