From 1b4bb1d38a03753ebaa0e9513b0a9f32c9c07803 Mon Sep 17 00:00:00 2001
From: Patric Stout <truebrain@openttd.org>
Date: Wed, 10 Apr 2024 10:50:44 +0200
Subject: [PATCH] Codefix: [CMake] use the UTC0 date for our ISODATE (#12470)

---
 cmake/scripts/FindVersion.cmake | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cmake/scripts/FindVersion.cmake b/cmake/scripts/FindVersion.cmake
index c4ff99a7fd..5fd4be4949 100644
--- a/cmake/scripts/FindVersion.cmake
+++ b/cmake/scripts/FindVersion.cmake
@@ -49,7 +49,8 @@ if(GIT_FOUND AND EXISTS "${CMAKE_SOURCE_DIR}/.git")
     string(SUBSTRING "${FULLHASH}" 0 10 SHORTHASH)
 
     # Get the last commit date
-    execute_process(COMMAND ${GIT_EXECUTABLE} show -s --pretty=format:%ci HEAD
+    set(ENV{TZ} "UTC0")
+    execute_process(COMMAND ${GIT_EXECUTABLE} show -s --date=iso-local --pretty=format:%cd HEAD
                     OUTPUT_VARIABLE COMMITDATE
                     OUTPUT_STRIP_TRAILING_WHITESPACE
                     WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}