Removed the parser module, which was deprecated in 3.9 due to the switch to the new PEG parser, as well as all the C source and header files that were only being used by the old parser, including node.h, parser.h, graminit.h and grammar.h.

(https://github.com/python/cpython/blob/main/Doc/whatsnew/3.10.rst)

По-русски говоря, это блокер для обновления python3 до 3.10. Сборка, очевидно, заканчивается вот так:

find-requires: running scripts (cpp,debuginfo,files,lib,pam,perl,pkgconfig,pkgconfiglib,python,python3,rpmlib,shebang,shell,static,symlinks,systemd-services,tcl)
Traceback (most recent call last):
  File "/usr/lib/rpm/python3.req.py", line 6, in <module>
    import parser, symbol, token, types
ModuleNotFoundError: No module named 'parser'
find-requires: ERROR: /usr/lib/rpm/python3.req failed
error: /bin/sh failed
error: Failed to find Requires