#!/bin/bash
set -e

if [[ $# -lt 1 ]]; then
    echo 'Please provide a title for your patch branch' >&2
    exit 1
fi
PATCH_TITLE=$1

. $(dirname $0)/fetch-remotes

git checkout -b $PATCH_TITLE $(git merge-base $UPSTREAM_REPO $FORK_REPO)

echo "Branch '$PATCH_TITLE' is now ready. Push changes to this branch when preparing a PR, and aim to merge it to both upstream and the fork."