From d649026c100df3776dbfe40356cfbd8f7c624a36 Mon Sep 17 00:00:00 2001
From: Sam Ford <1584702+samford@users.noreply.github.com>
Date: Wed, 20 Oct 2021 11:50:52 -0400
Subject: [PATCH] ResourceAuditor: Skip branch error when using tag

---
 Library/Homebrew/resource_auditor.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Library/Homebrew/resource_auditor.rb b/Library/Homebrew/resource_auditor.rb
index 3f48259eb6..8155d311c0 100644
--- a/Library/Homebrew/resource_auditor.rb
+++ b/Library/Homebrew/resource_auditor.rb
@@ -143,6 +143,7 @@ module Homebrew
       return unless @strict
       return if spec_name != :head
       return unless Utils::Git.remote_exists?(url)
+      return if specs[:tag].present?
 
       branch = Utils.popen_read("git", "ls-remote", "--symref", url, "HEAD")
                     .match(%r{ref: refs/heads/(.*?)\s+HEAD})[1]