How to add Cydia Sources_Repos for iOS 9.2 - 9.3.3
Step1: Open Cydia Tap on the Sources at the bottom of the Screen.
Step 2: in the SOURCES screen tap on the EDIT button on the right top right and then Tap on ADD button on the top left.
Step 3: Screen will pop up asking you to add the URL source, type in the URL of the Repo then click ADD SOURCE.
Step 4: Cydia will verify the source and displays you a warning, just ignore the warning and tap on ADD ANYWAY.
Step 5: Cydia will automatically download the packages from the source you added.