Please can an EPEL7 python3 package be made: https://src.fedoraproject.org/rpms/python-smmap/pull-request/1 and after that the package can be built and installed in EPEL 7 environment.
The pull requests are merged, packages built and update currently pending push to testing: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2020-2a3c6c7bed
GitPython-1.0.1-8.el7, python-gitdb-0.6.4-5.el7, python-smmap-0.9.0-6.el7 has been pushed to the Fedora EPEL 7 testing repository. If problems still persist, please make note of it in this bug report. See https://fedoraproject.org/wiki/QA:Updates_Testing for instructions on how to install test updates. You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2020-2a3c6c7bed
GitPython-1.0.1-8.el7, python-gitdb-0.6.4-5.el7, python-smmap-0.9.0-6.el7 has been pushed to the Fedora EPEL 7 stable repository. If problems still persist, please make note of it in this bug report.