git clone https://github.com/Krinkle/dotfiles.git ~/.krinkle.dotfiles \
&& ~/.krinkle.dotfiles/hosts/basic/installgit clone git@github.com:Krinkle/dotfiles.git ~/.krinkle.dotfiles \
&& ~/.krinkle.dotfiles/hosts/primary/install
See § Terminal app (Mac) for how to configure the naming of tabs.
The j command shown above is Autojump. It's available on Homebrew.
I recommend Olivier Lacan's blog post to learn more about how it works.
See screenrc and setscreentitle().