title: How to clone a HttpRequestMessage when the original request has Content?
body: <p>I'm trying to clone a request using the method outlined in this answer:
  <a href="https://stackoverflow.com/a/18014515/406322">https://stackoverflow.com/a/18014515/406322</a></p>
  
  <p>However, I get an ObjectDisposedException, if the original request has content.</p>
  
  <p>How can you reliably clone a HttpRequestMessage?</p>