File use_python310.patch of Package Mesa
--- a/meson.build 2023-03-24 20:39:35.437309098 +0300 +++ b/meson.build 2023-03-25 20:16:33.861879030 +0300 @@ -835,7 +835,7 @@ pre_args += '-DALLOW_KCMP' endif -prog_python = import('python').find_installation('python3') +prog_python = import('python').find_installation('python3.10') has_mako = run_command( prog_python, '-c', '''