How to delete a projects Docker Layer Cache
Previously, you would have to wait for 3 days of no builds to reset the DLC Cache or remove it from your config. This is now possible via the CircleCI CLI.
Confirm you are on version
v0.1.24705 or later of the CircleCI CLI.
Please run the following command for the project for which you wish to delete the DLC for:
circleci project dlc purge <vcs-type> <org-name> <project-name> [flags]
You can also delete your DLC cache via the UI
Navigate to your project on app.circleci.com
Docker Layer Caching.
Delete Cache Contents.