commit-msg git hook and your branch names have Jira reference(s), your commit messages will be automatically updated to include any missing reference(s) too.
Place contents of this gist's
commit-msg file into your checkout's
.git/hooks/commit-msg file and make it executable.
cd path/to/your/git/checkout \
&& install -vbm 755 <(curl -s https://gist.githubusercontent.com/dberstein/dcc50e171163c3f6e0f23b2b5de5dd49/raw/5e5372ff22a872321ad1f5469a4d579c15ce498a/commit-msg) "$(git rev-parse --git-dir)/hooks/commit-msg"