gitlab.in6k.com - GitLab Community Edition
Use ssh port 2102
For example:
git clone ssh://git@gitlab.in6k.com:2102/NAMESPACE/PROJECTNAME.git
git remote add origin ssh://git@gitlab.in6k.com:2102/NAMESPACE/PROJECTNAME.git
git remote set-url origin ssh://gitlab.in6k.com:2102/NAMESPACE/PROJECTNAME.git