Foundry macros community-contributed macros are noted here.
To clone this repository, along with every macro in it, use the following command:
git clone --recurse-submodules https://github.com/foundry-vtt-community/macros.git
Instead, if you'd like to clone this repository and only fetch a specific macro from it, use the following commands:
git clone https://github.com/foundry-vtt-community/macros.git
cd macros
git submodule init
git submodule update name-of-the-macro