Git branches ordered by freshness.

git-br

#!/bin/sh
# Via http://stackoverflow.com/a/18213567/311657
current_branch="$(git symbolic-ref --short -q HEAD)"
git for-each-ref --sort=committerdate refs/heads \
  --format='%(refname:short)|%(objectname:short)|%(committerdate:relative)|%(authorname)|%(subject)|%(upstream:short)' \
  | while IFS='|' read refname objectname date authorname subject upstream
    do
      reverse='\x1b[7m'
      reset='\e[0m'
      green='\e[32m'
      red='\e[31m'
      yellow='\e[33m'
      blue='\e[34m'
      cyan='\e[36m'

      start='  '
      if [[ $refname = $current_branch ]]; then
        start='\x1b[7m* '
      fi
      printf "$cyan$start%-55s$reset $yellow%s $green%s $blue%s: $reset%s $cyan%s\\n" "$refname" "$objectname" "$authorname" "$date" "$subject" "$upstream"
    done

Add this file in your ~/bin, then in your ~/.gitconfig aliases, add br = !git-br.

You can then:

$ git br