script for checking out a pr

scripts/checkout-pr.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+set -e
+
+if [ $# -eq 0 ]; then
+  echo "usage: $0 <pull-request-number>"
+  exit 1
+fi
+
+BASE="https://github.com/commaai/openpilot/pull/"
+PR_NUM="$(echo $1 | grep -o -E '[0-9]+')"
+BRANCH=tmp-pr${PR_NUM}
+
+git branch -D -f $BRANCH || true
+git fetch -u -f origin pull/$PR_NUM/head:$BRANCH
+git switch $BRANCH
+git reset --hard FETCH_HEAD