how to get submodules git code example
Example 1: git update all submodules
git submodule update --recursive --remote
Example 2: git load all submodules
git submodule update --init --recursive
Example 3: git clone submodule
git clone --recurse-submodules
Example 4: git checkout branch and update submodules
git checkout --recurse-submodule
Example 5: Fetch submodules recursively
#! Fetch and update submodules into an existing project
git submodule update --init --recursive