My preferred gitconfig setup

.gitconfig

[user]
    email = b-dur@b-dur.dk
    name = Bardur Sigmundarson
[branch]
    autosetuprebase = always
[core]
    editor = vim
[push]
    default = current
	autoSetupRemote = true
[rebase]
    autoStash = true
	autosquash = true
[alias]
    pf = push --force-with-lease
    pushf = push --force-with-lease
    rebase-on = !git fetch -p && git rebase --autostash
    update = pull --autostash
    fixup = commit --fixup
    logs = log --oneline
    rebase-fix = rebase -i --autostash --autosquash
	prune-branches = "!f() { git branch --merged | grep -v '*' | xargs git branch -d; git for-each-ref --format='%(refname:short) %(committerdate:iso)' refs/heads | awk '$2 < \"'$(date -d '30 days ago' -Iseconds)'\" {print $1}' | xargs -r git branch -D; }; f"
    up = "!f() { git rebase-on $(git origin); git pf; }; f"
    nb = "!f() { git fetch -p; git checkout -b \"$1\" $(git origin); }; f"
	new = nb
    origin = "!f() { git branch -rl '*/HEAD' | cut -d ' ' -f 5-; }; f"
	a = c --ammend
	c = commit
	ca = commit --amend
[fetch]
	prune = true