I have created a branch for any M6 respin, release work [1]. So at this point any CR1 work can be commited to trunk.
N.B. We had test failures during deployment to the stage server from building directly from tag. We are investigating that, and hope to get a staged M6 today.
-Jay
[1] http://anonsvn.jboss.org/repos/richfaces/branches/4.0.0.M6/