How do I find the default branch for a repository using the Github v3 API

Question

My goal is to get the tree for the latest SHA in the default branch

GET /repos/:owner/:repo/git/trees/:sha

How do I find the lastest SHA fr

Answer 1

Make a call to /repos/:owner/:repo and read the default_branch property value - this is the name of the default branch. See example response here: http://developer.github.com/v3/repos/#get