Sort Local Git Branches by Date
git for-each-ref --sort=-committerdate refs/heads/
# Or using git branch (since version 2.7.0)
git branch --sort=-committerdate # DESC
git branch --sort=committerdate # ASC
From this stackoverflow post: https://stackoverflow.com/a/5188364/502848
The above is very useful (who knows maybe SourceTree can do it too).