You can clone with
HTTPS or Subversion.
Under 0.9.2 this call worked as a ajax+append data:
After upgrading to 0.9.9 this started failing, causing the entire collection's contents to be replaced with the secondary fetch's contents.
There is a workaround
But the comments still lead one to believe that add is the only field required to append data to the collection.
Fix #2008 - Correct comments for `fetch`