0ad failed:

Traceback (most recent call last):
  File "/builddir/build/BUILD/0ad-0.0.24b-alpha/libraries/source/spidermonkey/mozjs-78.6.0/build-debug/../js/src/../../configure.py", line 25, in <module>
    from mozbuild.configure import (
  File "/builddir/build/BUILD/0ad-0.0.24b-alpha/libraries/source/spidermonkey/mozjs-78.6.0/python/mozbuild/mozbuild/configure/__init__.py", line 33, in <module>
    from mozbuild.util import (
  File "/builddir/build/BUILD/0ad-0.0.24b-alpha/libraries/source/spidermonkey/mozjs-78.6.0/python/mozbuild/mozbuild/util.py", line 760, in <module>
    class HierarchicalStringList(object):
  File "/builddir/build/BUILD/0ad-0.0.24b-alpha/libraries/source/spidermonkey/mozjs-78.6.0/python/mozbuild/mozbuild/util.py", line 785, in HierarchicalStringList
    class StringListAdaptor(collections.Sequence):
AttributeError: module 'collections' has no attribute 'Sequence'
ERROR: SpiderMonkey build failed


https://kojipkgs.fedoraproject.org//work/tasks/4873/71344873/build.log

Doesn't look fmt related.

Thanks,
Richard