Locate the section for your github remote in the .git/config file. It looks like this:
[remote "origin"]
fetch = +refs/heads/*:refs/remotes/origin/*
url = git@github.com:joyent/node.git
Now add the line fetch = +refs/pull/*/head:refs/remotes/origin/pr/* to this section. Obviously, change the github url to match your project's URL. It ends up looking like this:
| # A small DSL for helping parsing documents using Nokogiri::XML::Reader. The | |
| # XML Reader is a good way to move a cursor through a (large) XML document fast, | |
| # but is not as cumbersome as writing a full SAX document handler. Read about | |
| # it here: http://nokogiri.org/Nokogiri/XML/Reader.html | |
| # | |
| # Just pass the reader in this parser and specificy the nodes that you are interested | |
| # in in a block. You can just parse every node or only look inside certain nodes. | |
| # | |
| # A small example: | |
| # |