From 0f49c232f369249e718d7de3074a31148fe07cf0 Mon Sep 17 00:00:00 2001
From: liyuchun <liyuchun@easycorp.ltd>
Date: Fri, 17 Dec 2021 11:12:05 +0800
Subject: [PATCH]  * Fix bug #17640.

---
 lib/scm/gitlab.class.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/scm/gitlab.class.php b/lib/scm/gitlab.class.php
index 6a4fe815c8..2ac9958d55 100644
--- a/lib/scm/gitlab.class.php
+++ b/lib/scm/gitlab.class.php
@@ -593,6 +593,7 @@ class gitlab
     public function getCommittedDate($sha)
     {
         if(!scm::checkRevision($sha)) return null;
+        if(!$sha or $sha == 'HEAD') return date('c');
 
         global $dao;
         $time = $dao->select('time')->from(TABLE_REPOHISTORY)->where('revision')->eq($sha)->fetch('time');