put a new clutch in car and now shortly after making strange noise

What is your question?

was shifting down ,had put maybe 300km on new clutch then one day shifting i pushed clutch in and the clutch made funny noise and when idling and u push clutch in it hisses or sounds like air ,then if you rev it up with clutch pushed in it gets worse with more hiss and little bit of a rattle noise or well not right any soloutions???