title: Two remote repositories, different forlders
body: <p>I have a git repository:</p>
  
  <p>Repository A:</p>
  
  <pre><code>config
    view1.yml
    view2.yml
  public
    css/
      styles.css
    js/
      scripts.js
    index.html
  </code></pre>
  
  <p>I want add another remote repository but just tracking the contents of the public folder, example:</p>
  
  <p>Repository B:    </p>
  
  <pre><code>css/
    styles.css
  js/
    scripts.js
  index.html
  </code></pre>
  
  <p>how I can do that in local? with <code>git remote add</code>?</p>