diff --git a/dev/bots/prepare_package.dart b/dev/bots/prepare_package.dart
index e7b4e4b74a6..1a73b54bfb6 100644
--- a/dev/bots/prepare_package.dart
+++ b/dev/bots/prepare_package.dart
@@ -637,6 +637,12 @@ class ArchivePublisher {
       dest: destGsPath,
     );
     assert(tempDir.existsSync());
+    final String gcsPath = '$gsReleaseFolder/${getMetadataFilename(platform)}';
+    await _publishMetadata(gcsPath);
+  }
+
+  /// Downloads and updates the metadata file without publishing it.
+  Future<void> generateLocalMetadata() async {
     await _updateMetadata('$gsReleaseFolder/${getMetadataFilename(platform)}');
   }
 
@@ -705,6 +711,13 @@ class ArchivePublisher {
 
     const JsonEncoder encoder = JsonEncoder.withIndent('  ');
     metadataFile.writeAsStringSync(encoder.convert(jsonData));
+  }
+
+  /// Publishes the metadata file to GCS.
+  Future<void> _publishMetadata(String gsPath) async {
+    final File metadataFile = File(
+      path.join(tempDir.absolute.path, getMetadataFilename(platform)),
+    );
     await _cloudCopy(
       src: metadataFile.absolute.path,
       dest: gsPath,
@@ -899,15 +912,16 @@ Future<void> main(List<String> rawArguments) async {
   try {
     final Map<String, String> version = await creator.initializeRepo();
     final File outputFile = await creator.createArchive();
+    final ArchivePublisher publisher = ArchivePublisher(
+      tempDir,
+      revision,
+      branch,
+      version,
+      outputFile,
+      dryRun,
+    );
+    await publisher.generateLocalMetadata();
     if (parsedArguments['publish'] as bool) {
-      final ArchivePublisher publisher = ArchivePublisher(
-        tempDir,
-        revision,
-        branch,
-        version,
-        outputFile,
-        dryRun,
-      );
       await publisher.publishArchive(parsedArguments['force'] as bool);
     }
   } on PreparePackageException catch (e) {
diff --git a/dev/bots/test/prepare_package_test.dart b/dev/bots/test/prepare_package_test.dart
index 93baa9c8b91..611764241a0 100644
--- a/dev/bots/test/prepare_package_test.dart
+++ b/dev/bots/test/prepare_package_test.dart
@@ -434,10 +434,10 @@ void main() {
         File(archivePath).writeAsStringSync('archive contents');
         final Map<String, List<ProcessResult>?> calls = <String, List<ProcessResult>?>{
           // This process fails because the file does NOT already exist
+          '$gsutilCall -- cp $gsJsonPath $jsonPath': null,
           '$gsutilCall -- stat $gsArchivePath': <ProcessResult>[ProcessResult(0, 1, '', '')],
           '$gsutilCall -- rm $gsArchivePath': null,
           '$gsutilCall -- -h Content-Type:$archiveMime cp $archivePath $gsArchivePath': null,
-          '$gsutilCall -- cp $gsJsonPath $jsonPath': null,
           '$gsutilCall -- rm $gsJsonPath': null,
           '$gsutilCall -- -h Content-Type:application/json -h Cache-Control:max-age=60 cp $jsonPath $gsJsonPath': null,
         };
@@ -461,6 +461,7 @@ void main() {
           platform: platform,
         );
         assert(tempDir.existsSync());
+        await publisher.generateLocalMetadata();
         await publisher.publishArchive();
 
         final File releaseFile = File(jsonPath);
@@ -534,10 +535,10 @@ void main() {
         File(archivePath).writeAsStringSync('archive contents');
         final Map<String, List<ProcessResult>?> calls = <String, List<ProcessResult>?>{
           // This process fails because the file does NOT already exist
+          '$gsutilCall -- cp $gsJsonPath $jsonPath': null,
           '$gsutilCall -- stat $gsArchivePath': <ProcessResult>[ProcessResult(0, 1, '', '')],
           '$gsutilCall -- rm $gsArchivePath': null,
           '$gsutilCall -- -h Content-Type:$archiveMime cp $archivePath $gsArchivePath': null,
-          '$gsutilCall -- cp $gsJsonPath $jsonPath': null,
           '$gsutilCall -- rm $gsJsonPath': null,
           '$gsutilCall -- -h Content-Type:application/json -h Cache-Control:max-age=60 cp $jsonPath $gsJsonPath': null,
         };
@@ -561,6 +562,7 @@ void main() {
           platform: platform,
         );
         assert(tempDir.existsSync());
+        await publisher.generateLocalMetadata();
         await publisher.publishArchive();
 
         final File releaseFile = File(jsonPath);
@@ -598,10 +600,10 @@ void main() {
         File(archivePath).writeAsStringSync('archive contents');
         final Map<String, List<ProcessResult>?> calls = <String, List<ProcessResult>?>{
           // This process fails because the file does NOT already exist
+          '$gsutilCall -- cp $gsJsonPath $jsonPath': null,
           '$gsutilCall -- stat $gsArchivePath': <ProcessResult>[ProcessResult(0, 1, '', '')],
           '$gsutilCall -- rm $gsArchivePath': null,
           '$gsutilCall -- -h Content-Type:$archiveMime cp $archivePath $gsArchivePath': null,
-          '$gsutilCall -- cp $gsJsonPath $jsonPath': null,
           '$gsutilCall -- rm $gsJsonPath': null,
           '$gsutilCall -- -h Content-Type:application/json -h Cache-Control:max-age=60 cp $jsonPath $gsJsonPath': null,
         };
@@ -625,6 +627,7 @@ void main() {
           platform: platform,
         );
         assert(tempDir.existsSync());
+        await publisher.generateLocalMetadata();
         await publisher.publishArchive();
 
         final File releaseFile = File(jsonPath);
@@ -678,10 +681,10 @@ void main() {
         File(archivePath).writeAsStringSync('archive contents');
         final Map<String, List<ProcessResult>?> calls = <String, List<ProcessResult>?>{
           // This process fails because the file does NOT already exist
+          '$gsutilCall -- cp $gsJsonPath $jsonPath': null,
           '$gsutilCall -- stat $gsArchivePath': <ProcessResult>[ProcessResult(0, 1, '', '')],
           '$gsutilCall -- rm $gsArchivePath': null,
           '$gsutilCall -- -h Content-Type:$archiveMime cp $archivePath $gsArchivePath': null,
-          '$gsutilCall -- cp $gsJsonPath $jsonPath': null,
           '$gsutilCall -- rm $gsJsonPath': null,
           '$gsutilCall -- -h Content-Type:application/json -h Cache-Control:max-age=60 cp $jsonPath $gsJsonPath': null,
         };
@@ -705,6 +708,7 @@ void main() {
           platform: platform,
         );
         assert(tempDir.existsSync());
+        await publisher.generateLocalMetadata();
         await publisher.publishArchive();
 
         final File releaseFile = File(jsonPath);
@@ -799,14 +803,15 @@ void main() {
         File(jsonPath).writeAsStringSync(releasesJson);
         File(archivePath).writeAsStringSync('archive contents');
         final Map<String, List<ProcessResult>?> calls = <String, List<ProcessResult>?>{
+          '$gsutilCall -- cp $gsJsonPath $jsonPath': null,
           '$gsutilCall -- rm $gsArchivePath': null,
           '$gsutilCall -- -h Content-Type:$archiveMime cp $archivePath $gsArchivePath': null,
-          '$gsutilCall -- cp $gsJsonPath $jsonPath': null,
           '$gsutilCall -- rm $gsJsonPath': null,
           '$gsutilCall -- -h Content-Type:application/json -h Cache-Control:max-age=60 cp $jsonPath $gsJsonPath': null,
         };
         processManager.addCommands(convertResults(calls));
         assert(tempDir.existsSync());
+        await publisher.generateLocalMetadata();
         await publisher.publishArchive(true);
       });
     });