From ddacff2b4140006d69ecf6d1ac63ddb791e92e5e Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Fri, 25 Dec 2020 17:40:56 +0900
Subject: [PATCH] Follow up on variations of the development start messages [ci
 skip]

---
 tool/lib/vcs.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tool/lib/vcs.rb b/tool/lib/vcs.rb
index 0c01abb0ac..dd662e0084 100644
--- a/tool/lib/vcs.rb
+++ b/tool/lib/vcs.rb
@@ -521,7 +521,7 @@ class VCS
 
     def branch_beginning(url)
       cmd_read(%W[ #{COMMAND} log -n1 --format=format:%H
-                   --author=matz --committer=matz --grep=has\ started
+                   --author=matz --committer=matz --grep=started\\.$
                    #{url.to_str} -- version.h include/ruby/version.h])
     end