set -ex
-curl -fo /usr/local/bin/sccache \
- https://ci-mirrors.rust-lang.org/rustc/2018-04-02-sccache-x86_64-unknown-linux-musl
+case "$(uname -m)" in
+ x86_64)
+ url="https://ci-mirrors.rust-lang.org/rustc/2018-04-02-sccache-x86_64-unknown-linux-musl"
+ ;;
+ aarch64)
+ url="https://ci-mirrors.rust-lang.org/rustc/2019-12-17-sccache-aarch64-unknown-linux-gnu"
+ ;;
+ *)
+ echo "unsupported architecture: $(uname -m)"
+ exit 1
+esac
+curl -fo /usr/local/bin/sccache "${url}"
chmod +x /usr/local/bin/sccache