1. A method of setting customized policy for version control, comprising the steps of: generating, in response to detecting a user selection of a version control option, at least one executable version control customized policy entity that provides source code file processing capabilities according to the detected selection of the version control option; associating the generated at least one executable version control customized policy entity with a project or user to create one of a project-customized and a user-customized version control policy association, respectively, where the at least one executable version control customized policy entity is executed as source code files are processed in association with the respective project or user; and saving the generated at least one executable version control customized policy entity and information of the associated project or user.