mxcl/homebrew — pull request #18353 by jabbrwcky (2013-03-09 08:43:19+00:00)
Title: OpenCV version changed to 2.4.4a

As the 2.4.4 release has been replaced by 2.4.4a on sourceforge the formula no longer works.

Changing the download link to the new 2.4.4a file made it build clean.