Please branch and build xsimd in epel10. If you do not wish to maintain xsimd in epel10, or do not think you will be able to do this in a timely manner, I would be happy to be a co-maintainer of the package (FAS: --sig); please add me through https://src.fedoraproject.org/rpms/xsimd/adduser
https://koji.fedoraproject.org/koji/buildinfo?buildID=2534106
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2024-15e049baaf