diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 624768f..b49f19c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -60,8 +60,8 @@ jobs:
         shell: bash
         run: |
           BASE_BRANCH="${GITHUB_BASE_REF:-main}"
-          git fetch origin "refs/heads/${BASE_BRANCH}:refs/remotes/origin/${BASE_BRANCH}" --depth=1
-          pnpm nx format:check --base="origin/${BASE_BRANCH}" --head=HEAD
+          git fetch origin "refs/heads/${BASE_BRANCH}" --depth=1
+          pnpm nx format:check --base=FETCH_HEAD --head=HEAD
 
   lint:
     name: lint