• I have searched the issues of this repo and believe that this is not a duplicate.
  This is a duplicate of closed issue Specify SSL Cert for extra index server? #790
• I have searched the documentation and believe that my question is not covered.

Feature Request

Allow and alternate root CA bundle to be specified from CLI and in the global/project settings file. Similar to how pip does it. This is crucial in environments where direct access to pypi is blocked and when using internal pypi mirrors with certificates signed by an internal root CA. Or with SSL traffic inspecting firewalls.

https://pip.pypa.io/en/stable/reference/pip/?highlight=proxy#cmdoption-cert

Having to set an environment variable like REQUESTS_CA_BUNDLE for an underlying package is not user-friendly and expects the user to know what poetry does under the hood.