mxcl/homebrew — pull request #9249 by sarkkine (2011-12-23 11:56:03+00:00)
Title: PyQt to 4.9 (4.8.6 no longer available), SIP to 4.13.1 (required by PyQt)

The download link for PyQt 4.8.6 is dead. Replaced with 4.9 and changed SIP to a newer version as required by the newer PyQt.