Svn on RubyForge problems

I would like to install model_auto_completer plugin from rubyforge. But
I keep geting this error:
svn: Can’t connect to host ‘rubyforge.org’: Connection timed out

command:
script/plugin install
svn://rubyforge.org/var/svn/model-ac/trunk/vendor/plugins/model_auto_completer

Is it me or …

by
TheR