title: A time-out problem while connecting to git.gnuradio.org, how to solve it?
body: <p>I'm trying to install the gnuradio and while trying to run this cmd line:</p>
  
  <pre><code>git clone --recursive git://git.gnuradio.org/gnuradio.git
  </code></pre>
  
  <p>I got stuck with this error:</p>
  
  <pre><code>Cloning into 'gnuradio'...
  fatal: unable to connect to git.gnuradio.org:
  git.gnuradio.org[0: 140.211.167.19]: errno=Connection timed out
  </code></pre>
  
  <p>Any idea of how to solve this connection problem, please?</p>