These dependencies need EPEL8 releases: python-stevedore https://bugzilla.redhat.com/show_bug.cgi?id=1847690 python-virtualenv-clone https://bugzilla.redhat.com/show_bug.cgi?id=1847691
Hello Michael and thanks for the request. I don't plan to package virtualenvwrapper for EPEL8, however if you'd like to help with that I can make you co-maintainer.