Get back to right branch in freeze patch logic

Author: tidoust

tools/apply-patches.js

@@ -116,6 +116,9 @@ async function applyFreezePatches(rawFolder, outputFolder) {
   const outputIndex = await loadJSON(path.join(outputFolder, 'index.json'));
   let patchApplied = false;
 
+  const { stdout } = await execFile('git', ['rev-parse', '--abbrev-ref', 'HEAD']);
+  const currentBranch = stdout.trim();
+
   for (const file of patchFiles) {
     if (!file.endsWith('.json')) {
       continue;
@@ -147,7 +150,7 @@ async function applyFreezePatches(rawFolder, outputFolder) {
       outputIndex.results.splice(outputSpecPos, 1, crawlSpec);
     }
 
-    await execFile('git', ['checkout', 'main']);
+    await execFile('git', ['checkout', currentBranch]);
     patchApplied = true;
   }