This seems to corroborate the story: https://www.steptoe.com/en/news-publications/borrower-beware...
Though it sounds like they're mainly talking about bankers jailed for fraud related to the TARP loans themselves, as opposed to the mortgage fraud that precipitated the crisis.
looks like it's mostly lackeys
There were examples of both. In most of the cases where they were jailed for fraud related to the TARP loans it was lying on the required audit about what their positions prior to the crash were.