diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 5da9095..435e2fe 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -19,9 +19,12 @@ jobs:
       # first load the base branch
       - uses: actions/checkout@v4
         with:
-          ref: ${{ github.event.pull_request.head.sha }}
           fetch-depth: 0
       # and then the PR commit
       - uses: actions/checkout@v4
+        with:
+          repository: ${{ github.event.pull_request.head.repo.full_name }}
+          ref: ${{ github.event.pull_request.head.sha }}
+          fetch-depth: 0
       - uses: OSAS/dns4tenants-validation@main