iHac:local mikkunn$ brew install git

==> Downloading http://git-core.googlecode.com/files/git-1.7.7.tar.gz

#################### 100.0%

==> make prefix=/usr/local/Cellar/git/1.7.7 install

==> Downloading http://git-core.googlecode.com/files/git-manpages-1.7.7.tar.gz

#################### 100.0%

==> Downloading http://git-core.googlecode.com/files/git-htmldocs-1.7.7.tar.gz

#################### 100.0%

==> Caveats

Bash completion has been installed to:

  /usr/local/etc/bash_completion.d

Emacs support has been installed to:

  /usr/local/share/doc/git-core/contrib/emacs

The rest of the "contrib" is installed to:

  /usr/local/share/git/contrib

==> Summary

/usr/local/Cellar/git/1.7.7: 1094 files, 21M, built in 34 seconds

iHac:local mikkunn$ brew update

Initialized empty Git repository in /usr/local/.git/

remote: Counting objects: 46712, done.

remote: Compressing objects: 100% (21155/21155), done.

remote: Total 46712 (delta 29199), reused 40333 (delta 24902)

Receiving objects: 100% (46712/46712), 6.72 MiB | 1.10 MiB/s, done.

Resolving deltas: 100% (29199/29199), done.

From https://github.com/mxcl/homebrew

 * [new branch]      gh-pages   -> origin/gh-pages

 * [new branch]      master     -> origin/master

HEAD is now at 8b38605 fix audit warnings

Already up-to-date.

iHac:local mikkunn$