From 06e95498811bc9f3b19843d31f8d988370860be5 Mon Sep 17 00:00:00 2001
From: Cameron Clough <cameronjclough@gmail.com>
Date: Tue, 18 Jul 2023 21:12:38 +0100
Subject: [PATCH] build: use commit timestamp

---
 .github/workflows/build.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 676aaade..b6a74bd4 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -104,7 +104,7 @@ jobs:
           DOCKER_METADATA_PR_HEAD_SHA: true
 
       - name: get date
-        run: echo "BUILD_TIMESTAMP=$(date -u +"%Y-%m-%dT%H:%M:%SZ")" >> $GITHUB_ENV
+        run: echo "BUILD_TIMESTAMP=$(git show -s --format=%cI)" >> $GITHUB_ENV
 
       - uses: docker/build-push-action@v4
         with: