My first piece of advice is do not take the baby until the "breeder" has fed the snake 3 times. and the snake has had its first shed.
What is a mojave normal mix? As far as i know there is none it is either a mojave or a normal.
If you till insist on getting the baby
You need a cage-your container
waterbowl
substrate(paper towels)
heat that is regulated by a thermostat.