diff --git a/dev/tools/dartdoc.dart b/dev/tools/dartdoc.dart
index 6812828295f..c336dfbcbaf 100644
--- a/dev/tools/dartdoc.dart
+++ b/dev/tools/dartdoc.dart
@@ -208,7 +208,7 @@ void createFooter(String footerPath) {
     throw 'git status exit with non-zero exit code: ${gitResult.exitCode}';
   final Match gitBranchMatch = gitBranchRegexp.firstMatch(
       gitResult.stdout.trim().split('\n').first);
-  final String gitBranchOut = gitBranchMatch == null ? '' : '• </span class="no-break">${gitBranchMatch.group(1)}</span>';
+  final String gitBranchOut = gitBranchMatch == null ? '' : '• </span class="no-break">${gitBranchMatch.group(1).split('...').first}</span>';
 
   gitRevision = gitRevision.length > kGitRevisionLength ? gitRevision.substring(0, kGitRevisionLength) : gitRevision;