[ci] bug fix

.github/workflows/format.yaml

@@ -25,6 +25,9 @@ jobs:
         with:
           access_token: ${{ github.token }}
 
+      - name: Checkout OpenFPGA repo
+        uses: actions/checkout@v2
+
       - name: Install dependencies
         run: ./.github/workflows/install_dependencies_build.sh
           
@@ -32,8 +35,5 @@ jobs:
         run: |
           clang-format-10 --version
 
-      - name: Checkout OpenFPGA repo
-        uses: actions/checkout@v2
-
       - name: Check format
         run: ./dev/check-format.sh ${{ matrix.config.code_type }}