Try with flags

Author: jobovy

.github/workflows/build.yml

@@ -283,9 +283,10 @@ jobs:
     - name: Install package
       if: matrix.os == 'macos-latest'
       run: |
-        python -m pip install --upgrade build
-        python -m build
-        pip install dist/*.whl
+        python -m pip install -v .
+      env:
+        _PYTHON_HOST_PLATFORM : "macosx-11.0-arm64"
+        ARCHFLAGS : "-arch arm64"
     - name: Special config
       env:
           TEST_FILES: ${{ matrix.TEST_FILES }}