diff --git a/.github/workflows/spack.yml b/.github/workflows/spack.yml
index c49e76e0a9e0..bb9ef762863c 100644
--- a/.github/workflows/spack.yml
+++ b/.github/workflows/spack.yml
@@ -21,14 +21,6 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 1
-      - name: Checkout PR ref
-        shell: bash -l {0}
-        run: |
-          cd $GITHUB_WORKSPACE
-          gh pr checkout ${{ github.event.number }}
-        env:
-          GITHUB_CONTEXT: ${{ toJson(github) }}
-          GH_TOKEN: ${{ github.token }}
       - name: Spack build
         shell: bash -l {0}
         run: |