My /etc/gitconfig

gitconfig

[alias]
    st = status
    ci = commit
    br = branch
    co = checkout
    df = diff
    lg = log -p

    tidy-remotes = !git remote prune origin

    branch-name = !git branch | sed -e '/^[^*]/d' -e 's/^* //' -e 's/master/STOP_TRYING_TO_PUBLISH_MASTER_YOU_IDIOT/'
    publish = !git push -u origin $(git branch-name)
    unpublish = !git push origin :$(git branch-name)

    undo-commit = reset --soft HEAD^

[core]
    excludesfile = /etc/gitignore

[color]
    UI = auto
    diff = auto

[branch]
    autosetuprebase = always
    mergeoptions = --no-ff

[push]
    default = upstream

[rerere]
    enabled = 1

Nice! my st alias is status -bs which I find easier to scan