ci: unshallow submodules

.github/workflows/full_check.yaml

@@ -160,6 +160,8 @@ jobs:
         uses: hendrikmuhs/[email protected]
         with:
           key: ${{ github.job }}-${{ matrix.coin }}
+      - name: Unshallow submodules
+        run: git submodule foreach --recursive 'git fetch --unshallow || echo "Not a shallow submodule"'
       - name: Cache built
         if: ${{ !startsWith(github.ref, 'refs/tags/v') }}
         uses: actions/cache@v4
@@ -207,10 +209,10 @@ jobs:
           submodules: recursive
       - uses: maxim-lobanov/setup-xcode@v1
         with:
-          xcode-version: '15.4'
+          xcode-version: '16.1'
       - name: install dependencies
         run: |
-          brew install ccache binutils pigz autoconf automake libtool pkg-config
+          brew install ccache binutils pigz autoconf automake libtool pkg-config git
       - name: Patch sources
         run: |
           git config --global --add safe.directory '*'
@@ -221,6 +223,8 @@ jobs:
         uses: hendrikmuhs/[email protected]
         with:
           key: ${{ github.job }}-${{ matrix.coin }}
+      - name: Unshallow submodules
+        run: git submodule foreach --recursive 'git fetch --unshallow || echo "Not a shallow submodule"'
       - name: Cache built
         if: ${{ !startsWith(github.ref, 'refs/tags/v') }}
         uses: actions/cache@v4