2020-09-05 09:31:11,429 [INFO] {608461} koji.build.buildroot:518 Running mock as kojibuilder
INFO: mock.py version 1.4.21 starting (python version = 3.8.1)...
Start: init plugins
INFO: selinux enabled
Finish: init plugins
INFO: Signal handler active
Start: run
Start: clean chroot
Finish: clean chroot
Start: chroot init
INFO: calling preinit hooks
INFO: enabled HW Info plugin
Mock Version: 1.4.21
INFO: Mock Version: 1.4.21
Start: dnf install
Finish: dnf install
Finish: chroot init
INFO: Installed packages:
Finish: run
2020-09-05 09:43:09,372 [INFO] {608826} koji.build.buildroot:518 Running mock as kojibuilder
Traceback (most recent call last):
  File "/usr/libexec/mock/mock", line 86, in <module>
    import mockbuild.backend
  File "/usr/lib/python3.8/site-packages/mockbuild/backend.py", line 9, in <module>
    import cgi
  File "/usr/lib64/python3.8/cgi.py", line 41, in <module>
    import html
  File "/usr/lib64/python3.8/html/__init__.py", line 6, in <module>
    from html.entities import html5 as _html5
  File "<frozen importlib._bootstrap>", line 991, in _find_and_load
  File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 671, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 779, in exec_module
  File "<frozen importlib._bootstrap_external>", line 911, in get_code
  File "<frozen importlib._bootstrap_external>", line 580, in _compile_bytecode
ValueError: bad marshal data (unknown type code)