title: cannot install private python package with git
body: <p>I am trying to install a private python package from a bitbucket repo with sshkeys by using following command</p>
  
  <pre><code>pip install git+ssh://git@bitbucket.org:username/package.git
  </code></pre>
  
  <p>but i am getting following error.</p>
  
  <blockquote>
    <p>ssh: Could not resolve hostname bitbucket.org:pak-sign: Name or
    service not known fatal: Could not read from remote repository.</p>
    
    <p>Please make sure you have the correct access rights and the repository
    exists. Command "git clone -q
    ssh://git@bitbucket.org:username/package.git
    /tmp/pip-7j4r53en-build" failed with error code 128 in None</p>
  </blockquote>
  
  <p>but when i try to clone this repo ssh is working fine and i am able to clone it successfully. I am sure that my ssh-keys are correct and repository exists. I have tried various solutions but still not able to install it. Any help is appreciated.  </p>