$ mock -r fedora-rawhide-x86_64 install /usr/bin/markdown_py
...
INFO: installing package(s): /usr/bin/markdown_py
...
Installed:
  python2-markdown-3.1-1.fc31.noarch
...

$ mock -r fedora-rawhide-x86_64 shell

<mock-chroot> sh-5.0# /usr/bin/markdown_py
sh: /usr/bin/markdown_py: No such file or directory

<mock-chroot> sh-5.0# rpm -qf /usr/bin/markdown_py
python2-markdown-3.1-1.fc31.noarch

<mock-chroot> sh-5.0# file /usr/bin/markdown_py
/usr/bin/markdown_py: broken symbolic link to markdown_py-3.7


I suggest /usr/bin/markdown_py should be part of the python3-markdown package instead.

This blocks the Python 3.8 rebuild of etckeeper:

+ markdown_py -f README.html README.md
~/build/BUILD/etckeeper-1.18.8
/var/tmp/rpm-tmp.9R8JWv: line 42: markdown_py: command not found