To add a new project to https://patchwork.sourceware.org/ you need someone with Django admin access. https://patchwork.readthedocs.io/en/latest/usage/overview/

To add a mailinglist subscription you need someone with a patchwork admin account access.

The mailinglists are handled through the .forward file of the patchwork admin account. https://patchwork.readthedocs.io/en/latest/deployment/installation/#mail-transfer-agent-mta

• Add yourself to the patchwork admin account .forward file
• Sign up for the mailing list and confirm via the patchwork email.
• Remove yourself from the .forward