clone 下来后，缺失很多文件

[l770826421]

报错:
target integrity:
/Users/xxx/Desktop/MVVMReactiveCocoa/MVVMReactiveCocoa.xcodeproj This Copy Files build phase contains a reference to a missing file 'ISO8601DateFormatter.framework'.
/Users/xxx/Desktop/MVVMReactiveCocoa/MVVMReactiveCocoa.xcodeproj This Copy Files build phase contains a reference to a missing file 'OctoKit.framework'.
/Users/xxx/Desktop/MVVMReactiveCocoa/MVVMReactiveCocoa.xcodeproj This Copy Files build phase contains a reference to a missing file 'AFNetworking.framework'.
/Users/xxx/Desktop/MVVMReactiveCocoa/MVVMReactiveCocoa.xcodeproj This Copy Files build phase contains a reference to a missing file 'ReactiveCocoa.framework'.
/Users/xxx/Desktop/MVVMReactiveCocoa/MVVMReactiveCocoa.xcodeproj This Copy Files build phase contains a reference to a missing file 'Mantle.framework'.

博主如何解决这个问题？