curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh
我确实安装了brew install curl-openssl，但仍然无法安装 Rust。
当我在浏览器中下载此脚本并运行它时，我得到：
bash rustup-init.sh
info: downloading installer
Warning: Not enforcing strong cipher suites for TLS, this is potentially less secure
Warning: Detected OS X platform older than 10.13
Warning: Not enforcing TLS v1.2, this is potentially less secure
curl: (35) SSL peer handshake failed, the server most likely requires a client certificate to connect
rustup: command failed: downloader https://static.rust-lang.org/rustup/dist/x86_64-apple-darwin/rustup-init /var/folders/zk/wntqfhrd2qggp08_xk79fz7m0000gq/T/tmp.yeOnuwee/rustup-init x86_64-apple-darwin