Removing local and remote branches (for origin remote, while excluding upstream remote)

removebranch

# To delete all merged local branches  (excluding non-origin remotes)
git branch --merged master | grep -v 'master$' | xargs git branch -d

# To delete all merged remote branches (excluding non-origin remotes)
git branch -r --merged master | grep 'origin' | sed 's/ *origin\///' | grep -v 'master$' | xargs -i% git push origin :%

# To remove orphaned remote branch references
git remote | xargs -I% git remote prune %