Only do this if you want to manually import a project. There’s a semi-automatic way to do batch migrations.
git.coopdevs.org Create users
Project’s active users must been created in our instance
Importing project
When creating a new project, select the option to import it from "Gitlab.com".
Place it under git.coopdevs.org’s Migrated Projects (coopdevs/migrated-projects) subgroup.
If the repo in gitlab.com was in a subgroup, you must place it under (coopdevs/migrated-projects/<subgroup>)
When imported, move it to the proper subgroup.
gitlab.comTransfer Gitlab’s project to Migrated projects subgroup.
Update gitlab.com repository