Deploying Foreman on a different root web context

Hello

I would like to deploy Foreman on the following URL :

https://127.0.0.1:443/foreman

I tried the following installation command:
foreman-installer --foreman-foreman-url https://127.0.0.1:443/foreman

But foreman is anyway accessible thru https://127.0.0.1:443, not https://127.0.0.1:443/foreman

Can you help me ?

Thanks

Fred