try lfs

.github/workflows/build.yaml

@@ -10,12 +10,19 @@ jobs:
       IMAGE_TAG: ${{ github.sha }}
     steps:
       - name: Checkout
+        uses: actions/checkout@master
+      - name: Checkout LFS
         run: |
-          git init
-          git remote add origin ${{ github.server_url }}/${{ github.repository }}.git
-          git fetch --depth 1 origin ${{ github.ref }}
-          git checkout FETCH_HEAD
-          git lfs pull
+          UrlBase=$GITHUB_SERVER_URL; \
+          UrlLfsBase=$UrlBase/${{ github.repository }}.git/info/lfs/objects; \
+          Auth=`/usr/bin/git config --get --local http.$UrlBase/.extraheader`; \
+          /usr/bin/git config --local http.${UrlLfsBase}/batch.extraheader "$Auth"; \
+          /usr/bin/git config --local http.${UrlLfsBase}/.extraheader ''
+
+          git config --local lfs.transfer.maxretries 1
+
+          /usr/bin/git lfs fetch    origin refs/remotes/origin/${{ github.ref_name }}
+          /usr/bin/git lfs checkout
       - name: Use ssh key
         uses: webfactory/ssh-agent@v0.9.0
         with: