You can clone with
HTTPS or Subversion.
When running bundle install with Rails edge and the current restful_authentication from gemcutter, it fails with:
No compatible versions could be found for required dependencies:
Conflict on: "rails":
* rails (3.0.0.beta1) activated by rails (>= 0, runtime)
* rails (~> 2.3.4, runtime) required by restful_authentication (>= 0, runtime)
All possible versions of origin requirements conflict.
plugin compatible with edge available at http://github.com/Satish/restful-authentication