During the Python 3.13 rebuild in Copr we discovered that maturin fails to build in Fedora Rawhide.

---- build_context::test::test_macosx_deployment_target stdout ----
thread 'build_context::test::test_macosx_deployment_target' panicked at src/build_context.rs:1254:9:
assertion failed: `(left == right)`

Diff < left / right > :
 (
     (
         10,
<        12,
>        7,
     ),
     (
         11,
         0,
     ),
 )


https://docs.python.org/3.13/whatsnew/3.13.html

For the build logs, see:
https://copr-be.cloud.fedoraproject.org/results/@python/python3.13/fedora-rawhide-x86_64/06692125-maturin/

For all our attempts to build maturin with Python 3.13, see:
https://copr.fedorainfracloud.org/coprs/g/python/python3.13/package/maturin/

Testing and mass rebuild of packages is happening in copr.
You can follow these instructions to test locally in mock if your package builds with Python 3.13:
https://copr.fedorainfracloud.org/coprs/g/python/python3.13/