In essence Autofitting Clone is the shape of the legacy source figure projected onto another figure's
geometry. To fit say Genesis 2 Female clothes to Genesis 3 Female, you first need to have Genesis 2
Female clone included (this particular one is included with genesis 3 Female Essentials free with DAZ
Studio). Clones are stored under Parameters tab and you can usually see them hidden under
Hidden/Clones. It's good to know where they are, although they don't need to be unhidden because
that is not where you will use them from: