diff --git a/tools/githooks/lib/src/messages.dart b/tools/githooks/lib/src/messages.dart
index 787a8a134be51..34fe282397929 100644
--- a/tools/githooks/lib/src/messages.dart
+++ b/tools/githooks/lib/src/messages.dart
@@ -10,6 +10,9 @@ const String _reset = '\x1B[0m';
 /// Prints a reminder to stdout to run `gclient sync -D`. Uses colors when
 /// stdout supports ANSI escape codes.
 void printGclientSyncReminder(String command) {
+  if (command == 'pre-rebase') {
+    return;
+  }
   final String prefix = io.stdout.supportsAnsiEscapes ? _redBoldUnderline : '';
   final String postfix = io.stdout.supportsAnsiEscapes ? _reset : '';
   io.stderr.writeln('$command: The engine source tree has been updated.');