Commit message with JIRA branch name

prepare-commit-msg

#!/bin/sh
#
# Prepend the branch name to the commit message
#
# Example
#   # On branch BRA-1_homepage
#   git commit -m "Responsive menu"
#   # => [BRA-1] Responsive menu
#
# Add this file as [repo]/.git/hooks/prepare-commit-msg
#

NAME=$(git symbolic-ref --short HEAD | sed 's/_.*//')
DESCRIPTION=$(git config branch."$NAME".description)

echo '['"$NAME"'] '$(cat "$1") > "$1"
if [ -n "$DESCRIPTION" ]
then
   echo "" >> "$1"
   echo $DESCRIPTION >> "$1"
fi