@abc.abstractmethod<EOL><INDENT>def register_for_new_repositories(self):<DEDENT>
pass<EOL>
Register for notifications of new repositories.

        ``RepositoryReceiver.newRepositories()`` is invoked when a new
        ``Repository`` is created.

        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure

        *compliance: mandatory -- This method must be implemented.*