Homebrew/homebrew — pull request #33824 by Richie765 (2014-11-02 15:28:14+00:00)
Title: Changed to github repo.

Fixes a bug: now correctly passes on the exit status. The previous version would always return a 0 exit status even if the command failed.
Reproduce bug:

lockrun --lockfile=/tmp/lock -- false
echo $?

Should return 1.