A lot of boosters are contributing millions to facilities and academics. These funds are already pledged.
UT is rebuilding how it planned to rebuild with the kind of players it committed to bringing in. Academics, character and student leadership are important to UT, so the coaches are being selective and aren't going to be bringing in any more players that are highly rated but academically or ethically questionable like the ones that have been recently dismissed.
Pat Summitt did it, and Rick Barnes, Kellie Harper, Karen Weekly and Tony V. have been doing it for a while in the other marquee sports. Football is transitioning under CJH.