The ability to fake the location on a per-app basis is called "location scopes". It is being worked on, as mentioned here: https://discuss.grapheneos.org/d/279

The ability to fake the location on a per-app basis is called "location scopes". It is being worked on, as mentioned here: https://discuss.grapheneos.org/d/27926-per-profile-location-spoofing-is-it-possible-at-all https://discuss.grapheneos.org/d/27926-per-profile-location-... Currently there is a Mock Location feature, but it is globally scoped and not what you asked for.