mxcl/homebrew — pull request #11878 by Sevki (2012-04-25 19:46:03+00:00)
Title: Added alternate methods of accessing

I was having issues with reaching the git repos so I added some alternate mehtods
* `--use-git-head` will get `git://git.sv.gnu.org/emacs.git`
* `--use-http-head` will get `http://git.sv.gnu.org/emacs.git`
* `--use-git-mirror-head` will get `git://github.com/mirrors/emacs.git`
* `--use-http-mirror-head` will get `https://github.com/mirrors/emacs.git`