Perforce
Install a Perforce client as described on the Perforce Official website.
Create an account with the Perforce depot.
Create a client spec using your Perforce client.
Get source files from the Perforce depot using your Perforce client.
As soon as the local working copy is on your computer, associate your local directory with Perforce.
After that you will be able to open source files for edit, and perform the usual Perforce-related tasks using CLion.
When Perforce integration with CLion is enabled, the Perforce option appears in the VCS menu, and in the context menus of the editor and Project tool window.
The files in the folders under the Perforce control are highlighted according to their status. See File status highlights for file status highlighting conventions.
Modifications results are shown in the Commit tool window Alt00.
When using Perforce integration, it is helpful to open the Console tab of the Perforce tool window Alt09, which displays the following data:
All commands generated based on the settings you specify through the CLion user interface.
Information messages concerning the results of executing generated Perforce commands.
Error messages.
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