If the first part of that statement were true, there would have been no church left to "reform" -- you can't "reform" a decomposed corpse and make into a living man again.
Fortunately, the first part of that statement isn't true.
Fortunately, the first part of that statement isn't true."
If the last part of your statement was true, then the Reformation would not have been necessary. Fortunately, it is not. The Reformers identified several errors of Rome and brought truth to light, again.
The "reforming" hearkens all the way back to the early church wherein Christ alone was the Gospel. Rome's sacerdotalism, absolution of sin by men, Mariolatry, indulgences, and really its entire basis of salvation were all exposed as the frauds they are. Hopefully, D' Souza & Rubio are granted an opportunity to recognize that and turn from Rome. As I said, perhaps it is beginning.