Changelog for re2-devel-20211101-3.el9.x86_64.rpm :

* Wed Aug 30 2023 Troy Dawson - 1:20211101-3- Backported upstream patch with compiler flags fixes.(#2236036)
* Mon Jan 10 2022 Adam Williamson - 1:20211101-2- Backport patch to fix thread dependency discovery- Substitute the pkgconfig file before installing it (#2038572)- Drop soname patches as upstream seems to be doing it properly now
* Fri Jan 07 2022 Denis Arnaud - 1:20211101-1- Upgrade to 2021-11-01