RPM build fix (reverted CI changes which will need to be un-reverted or made conditional) and vendor Rust dependencies to make builds much faster in any CI system.

zeroidc/vendor/pin-utils/README.md

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+# pin-utils
+
+Utilities for pinning
+
+[![Build Status](https://travis-ci.com/rust-lang-nursery/pin-utils.svg?branch=master)](https://travis-ci.com/rust-lang-nursery/pin-utils)
+[![Crates.io](https://img.shields.io/crates/v/pin-utils.svg)](https://crates.io/crates/pin-utils)
+
+[Documentation](https://docs.rs/pin-utils)
+
+## Usage
+
+First, add this to your `Cargo.toml`:
+
+```toml
+[dependencies]
+pin-utils = "0.1.0-alpha.4"
+```
+
+Now, you can use it:
+
+```rust
+use pin_utils::pin_mut; // And more...
+```
+
+The current version of pin-utils requires Rust 1.33 or later.
+
+# License
+
+This project is licensed under either of
+
+ * Apache License, Version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
+   http://www.apache.org/licenses/LICENSE-2.0)
+ * MIT license ([LICENSE-MIT](LICENSE-MIT) or
+   http://opensource.org/licenses/MIT)
+
+at your option.
+
+### Contribution
+
+Unless you explicitly state otherwise, any contribution intentionally submitted
+for inclusion in pin-utils by you, as defined in the Apache-2.0 license, shall be
+dual licensed as above, without any additional terms or conditions.