git-blast
(Brach LAST) shows git branches ordered by the date of the last commit, including the committer and commit message:
With Homebrew:
$ brew install wolever/git-blast/git-blast
Manually:
$ curl https://raw.githubusercontent.com/wolever/git-blast/master/git-blast -O /usr/local/bin/git-blast $ chmod +x /usr/local/bin/git-blast