WIP Add a limited (and untested) sourceforge lister

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Migrated from D5270 (view on Phabricator)

Build is green

Patch application report for D5270 (id=18882)

Rebasing onto 2e17729e...

Current branch diff-target is up to date.

Changes applied before test

commit f061ffb370be0cfd9db6af6c862d45c2e7d2d2ec
Author: Raphaël Gomès <rgomes@octobus.net>
Date:   Wed Mar 17 17:39:41 2021 +0100

    WIP Add a limited (and untested) sourceforge lister

See https://jenkins.softwareheritage.org/job/DLS/job/tests-on-diff/255/ for more details.

While reviewing pending merge requests, we realized we now have a SourceForge lister in production. :)

closed