Project permissions can be used to restrict access for Deep Clone users to specific projects.
Navigate to the company-managed project you wish to clone issues to
Navigate to Project Settings ⚙️ > Permissions > Actions ⚙️ > Edit Permissions
Give all needed permissions to the appropriate users
Needed to be able to select the project during Deep Clone configuration.
“Deep Clone for Jira - Single/Epic Clone”
Can use Deep Clone for Jira and sees the Deep Clone button in this project.
A user with this permission will be able to access Deep Clone for Jira (Single/Epic Clone) for all issues within the projects using this permission scheme, no matter how global permissions are configured.
You can use other project permissions to restrict users from using specific options of Deep Clone. You can find an overview of Jira permissions here.