Not installed on Lite...
It's part of the package x11-xserver-utils
Check date/ time of your Pi...E: Release file for http://archive.raspberrypi.org/debian/d ... /InRelease is not valid yet (invalid for another 58d 5h 16min 49s). Updates for this repository will not be applied.
The one flying on SSTL's Demonstration of Technology satellite (DoT-1) is the same set-up you would purchase on the High Street. SSTL spent £50.
Only to make it easier to save / retrieve stuff from your old install.
The question is: what do you want to configure?