These videos cover the process of using Git via the terminal.
Cloning from a new GitHub repo
This video goes through the workflow of creating a repository on the GitHub site, cloning it locally, adding and commiting files, and pushing the changes back to the remote repository.
Initialise a repo and then push to GitHub
This video walks through the process of initialising a local Git repository, adding files, making commits, creating a GitHub repository, linking them together, and pushing the local content to the remote repository.
Git Branches
This tutorial goes through the process of Git branching, covering how to create new branches, work on them separately from the main branch, commit changes, merge branches back into main, and clean up by deleting merged branches.