i need help regarding running BIGcommerce.com on my local machine must have knowledge on Stencli cli!

I am in need of help to get BigCommerce running on a local machine and have the Stencil CLI installed. I have never used BigCommerce before, so I need help setting up the Stencil CLI. I need to install BigCommerce on a local machine and get it up and running. If you are experienced with BigCommerce and the Stencil CLI and know how to get it working on a local machine, I would appreciate any help you can provide. Thanks!