From 0080b5650e0bf125612e62b591f348076e9ad5d7 Mon Sep 17 00:00:00 2001
From: Hennadii Stepanov <32963518+hebasto@users.noreply.github.com>
Date: Thu, 17 Aug 2023 11:49:14 +0100
Subject: ci: Ensure that only a single workflow processes `github.ref` at a
 time

---
 .github/workflows/ci.yml | 4 ++++
 1 file changed, 4 insertions(+)

(limited to '.github')

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 44ee0b5c59..73a45f4db8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,6 +13,10 @@ on:
     tags-ignore:
       - '**'
 
+concurrency:
+  group: ${{ github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
+
 env:
   DANGER_RUN_CI_ON_HOST: 1
   TEST_RUNNER_TIMEOUT_FACTOR: 40
-- 
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