I have built the package for Fedora, which includes ppc64le and s390x as the possible builder architectures. One of the failures that I got was this:
============================= test session starts ==============================platform linux -- Python 3.12.7, pytest-7.4.3, pluggy-1.3.0rootdir: /builddir/build/BUILD/pmbootstrap-3.0.0configfile: pyproject.tomlcollected 0 items / 1 error==================================== ERRORS ====================================________________________ ERROR collecting test session _________________________/usr/lib/python3.12/site-packages/_pytest/config/__init__.py:641: in _importconftest mod = import_path(conftestpath, mode=importmode, root=rootpath)/usr/lib/python3.12/site-packages/_pytest/pathlib.py:540: in import_path spec.loader.exec_module(mod) # type: ignore[union-attr]/usr/lib/python3.12/site-packages/_pytest/assertion/rewrite.py:186: in exec_module exec(co, module.__dict__)pmb/conftest.py:7: in <module> import pmb.core../../BUILDROOT/pmbootstrap-3.0.0-4.fc40.noarch/usr/lib/python3.12/site-packages/pmb/__init__.py:15: in <module> from . import config../../BUILDROOT/pmbootstrap-3.0.0-4.fc40.noarch/usr/lib/python3.12/site-packages/pmb/config/__init__.py:5: in <module> from pmb.types import AportGenEntry, PathString../../BUILDROOT/pmbootstrap-3.0.0-4.fc40.noarch/usr/lib/python3.12/site-packages/pmb/types.py:9: in <module> from pmb.core.arch import Arch../../BUILDROOT/pmbootstrap-3.0.0-4.fc40.noarch/usr/lib/python3.12/site-packages/pmb/core/__init__.py:4: in <module> from .chroot import Chroot, ChrootType../../BUILDROOT/pmbootstrap-3.0.0-4.fc40.noarch/usr/lib/python3.12/site-packages/pmb/core/chroot.py:9: in <module> from pmb.core.arch import Arch../../BUILDROOT/pmbootstrap-3.0.0-4.fc40.noarch/usr/lib/python3.12/site-packages/pmb/core/arch.py:189: in <module> _cached_native_arch = Arch.from_machine_type(platform.machine())../../BUILDROOT/pmbootstrap-3.0.0-4.fc40.noarch/usr/lib/python3.12/site-packages/pmb/core/arch.py:61: in from_machine_type return mapping[machine_type]E KeyError: 's390x'=========================== short test summary info ============================ERROR - KeyError: 's390x'!!!!!!!!!!!!!!!!!!!! Interrupted: 1 error during collection !!!!!!!!!!!!!!!!!!!!=============================== 1 error in 0.12s ===============================