title: Git checkout from git://* not working
body: <p>I am trying to checkout from the following git://github.com/ajaxorg/cloud9.git but this fails, with this error message:</p>
  
  <pre><code>Cloning into cloud9...
  github.com[0: 207.97.227.239]: errno=Connection timed out
  fatal: unable to connect a socket (Connection timed out)
  </code></pre>
  
  <p>When I checkout from <a href="https://github.com/ajaxorg/cloud9.git" rel="nofollow">https://github.com/ajaxorg/cloud9.git</a> it works without any problems.</p>
  
  <p>I am working on Ubuntu Desktop 32bit 11.04. An upgrade to Ubuntu 12.10 is no option.</p>