diff --git a/extra/checkout-pr.js b/extra/checkout-pr.js
index b7d643c5a..a68f05772 100644
--- a/extra/checkout-pr.js
+++ b/extra/checkout-pr.js
@@ -22,7 +22,7 @@ let result = childProcess.spawnSync("git", [ "remote", "add", name, `https://git
 console.log(result.stdout.toString());
 console.error(result.stderr.toString());
 
-result = childProcess.spawnSync("git", [ "checkout", `${name}/${branch}`, "--force" ]);
+result = childProcess.spawnSync("git", [ "pull", name, branch ]);
 
 console.log(result.stdout.toString());
 console.error(result.stderr.toString());