title: I have error when push/pull git
body: <p>I am created my exists project from local files. But this project exists in git repository. And now i need commit changes in project and pull/push his, but git don't know what is repository i have master or origin. 
  This is error message: </p>
  
  <pre><code>fatal: No remote repository specified.  Please, specify either a URL or a
  remote name from which new revisions should be fetched.
  </code></pre>
  
  <p>Thanks!</p>