dotfiles/.local/bin/scripts/git-upstream

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#!/bin/sh
# set given repository as upstream or add as a new remote
if test "$3"
then
name="$3"
git remote remove "$3" 2>/dev/null
else
git remote get-url upstream 2>/dev/null && name="$1" || name="upstream"
fi
origin="$(git remote get-url origin)"
git remote add -f $name "$(echo $origin | cut -d':' -f1):$1/${2:-$(echo $origin | cut -d'/' -f2)}"
git remote -v