[alias]

    rb = "!f() { git fetch upstream && git rebase upstream/master; }; f"

    pr = "!f() { git fetch -fu ${2:-$(git remote | grep ^upstream || echo origin)} refs/pull/$1/head:pr/$1 && git checkout pr/$1; }; f"

    pr-clean = "!git for-each-ref refs/heads/pr/* --format='%(refname)' | while read ref ; do branch=${ref#refs/heads/} ; git branch -D $branch ; done"