title: How do I create a new Git branch from an old commit?
body: <blockquote>
    <p><strong>Possible Duplicate / a more recent/less clear question</strong> <br/>
    <a href="http://stackoverflow.com/questions/2816715/branch-from-a-previous-commit-using-git">Branch from a previous commit using Git</a></p>
  </blockquote>
  
  
  
  <p>I have a Git branch called <code>jzbranch</code> and have an old commit id: <code>a9c146a09505837ec03b</code>.</p>
  
  <p>How do I create a new branch, <code>justin</code>, from the information listed above?</p>