Add lfs checkout to CI

.github/workflows/build.yml

@@ -20,6 +20,9 @@ jobs:
     - uses: actions/checkout@v2
       with:
         submodules: recursive
+        lfs: true
+    - name: Fetch LFS objects
+      run: git lfs checkout
     - name: Set up dependencies
       run: |
         sudo apt-get update && \
@@ -40,6 +43,9 @@ jobs:
     - uses: actions/checkout@v2
       with:
         submodules: recursive
+        lfs: true
+    - name: Fetch LFS objects
+      run: git lfs checkout
     - name: Set up dependencies
       run: |
         sudo apt-get update && \
@@ -111,6 +117,9 @@ jobs:
     - uses: actions/checkout@v2
       with:
         submodules: recursive
+        lfs: true
+    - name: Fetch LFS objects
+      run: git lfs checkout
     - name: Fix up MOD environment
       shell: bash
       run: ln -sf /home/builder/mod-workdir ~/mod-workdir
@@ -161,6 +170,9 @@ jobs:
     - uses: actions/checkout@v2
       with:
         submodules: recursive
+        lfs: true
+    - name: Fetch LFS objects
+      run: git lfs checkout
     - name: Create Build Environment
       working-directory: ${{runner.workspace}}
       run: cmake -E make_directory build
@@ -273,6 +285,9 @@ jobs:
     - uses: actions/checkout@v2
       with:
         submodules: recursive
+        lfs: true
+    - name: Fetch LFS objects
+      run: git lfs checkout
     - name: Build with GNU make
       shell: bash
       run: make -C "$GITHUB_WORKSPACE" -f generic.mk -j2
@@ -308,6 +323,9 @@ jobs:
     - uses: actions/checkout@v2
       with:
         submodules: recursive
+        lfs: true
+    - name: Fetch LFS objects
+      run: git lfs checkout
     - name: Set up dependencies
       run: |
         sudo apt-get update && \