问如何解决rust 无法返回阴影临时值得错误？

pub fn u8tostr (t: [u8;1024]) -> &'static str {
    std::str::from_utf8(&t.clone()).unwrap()
}

error[E0515]: cannot return value referencing temporary value
   --> src\main.rs:462:5
    |
462 |     std::str::from_utf8(&t.clone()).unwrap()
    |     ^^^^^^^^^^^^^^^^^^^^^---------^^^^^^^^^^
    |     |                    |
    |     |                    temporary value created here
    |     returns a value referencing data owned by the current function