Today I Learned Git Submodule

keeping it simple,

• make new directory with mkdir.
• git init . or git init --bare .
• add some content or files
• git submodule add <git_repo>
• git submodule init
• git submodule update
• git submodule update --init --recursive
• git submodule status

Reference
https://www.andrewhoog.com/post/git-submodule-for-hugo-themes/