From aa596d3e6b9f83432dbcb0bc4e316eaa7d45f12c Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Thu, 26 Jun 2025 12:13:48 +0100
Subject: [PATCH] cmd/update: improve homebrew-core `main` migration.

Let's avoid people sticking on the master branch unnecessarily.
---
 Library/Homebrew/cmd/update.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Library/Homebrew/cmd/update.sh b/Library/Homebrew/cmd/update.sh
index a903dd1838..ee88b2cc94 100644
--- a/Library/Homebrew/cmd/update.sh
+++ b/Library/Homebrew/cmd/update.sh
@@ -253,9 +253,9 @@ EOS
 
   INITIAL_BRANCH="$(git symbolic-ref --short HEAD 2>/dev/null)"
   if [[ "${INITIAL_BRANCH}" == "master" &&
-        ("${DIR}" == "${HOMEBREW_REPOSITORY}" || "${DIR}" == "${HOMEBREW_CASK_REPOSITORY}") ]]
+        ("${DIR}" == "${HOMEBREW_REPOSITORY}" || "${DIR}" == "${HOMEBREW_CORE_REPOSITORY}" || "${DIR}" == "${HOMEBREW_CASK_REPOSITORY}") ]]
   then
-    # Migrate master to main for Homebrew/brew or Homebrew/homebrew-cask
+    # Migrate master to main for Homebrew/brew, homebrew-core or homebrew-cask
     INITIAL_BRANCH="main"
     SOFT_DELETE_MASTER="1"
   fi