Follow The Steps -:
1) Make Sure You Have Already Xposed Installer app and A Rooted Phone
(If You Don't Know About Rooting Then
Read From Here)
2) Now Install This Module [ Click Here ]
3) You Will See A Popup To "Activate And Reboot" Option click On it
4) Now Open Repo app
5) Add Any Text You Want.
6) That's It! You are Done Now