3 files changed, 19 insertions, 7 deletions
diff --git a/src/ci/docker/scripts/musl-toolchain.sh b/src/ci/docker/scripts/musl-toolchain.sh
index 74ba2f0eadb..1ae412340cb 100644
--- a/src/ci/docker/scripts/musl-toolchain.sh
+++ b/src/ci/docker/scripts/musl-toolchain.sh
@@ -3,7 +3,7 @@
 #
 # Versions of the toolchain components are configurable in `musl-cross-make/Makefile` and
 # musl unlike GLIBC is forward compatible so upgrading it shouldn't break old distributions.
-# Right now we have: Binutils 2.27, GCC 6.4.0, musl 1.1.22.
+# Right now we have: Binutils 2.31.1, GCC 9.2.0, musl 1.1.24.
 set -ex
 
 hide_output() {
@@ -33,11 +33,13 @@ shift
 # Apparently applying `-fPIC` everywhere allows them to link successfully.
 export CFLAGS="-fPIC $CFLAGS"
 
-git clone https://github.com/richfelker/musl-cross-make -b v0.9.8
+git clone https://github.com/richfelker/musl-cross-make # -b v0.9.9
 cd musl-cross-make
+# A few commits ahead of v0.9.9 to include the cowpatch fix:
+git checkout a54eb56f33f255dfca60be045f12a5cfaf5a72a9
 
-hide_output make -j$(nproc) TARGET=$TARGET
-hide_output make install TARGET=$TARGET OUTPUT=$OUTPUT
+hide_output make -j$(nproc) TARGET=$TARGET MUSL_VER=1.1.24
+hide_output make install TARGET=$TARGET MUSL_VER=1.1.24 OUTPUT=$OUTPUT
 
 cd -
 
diff --git a/src/ci/docker/scripts/musl.sh b/src/ci/docker/scripts/musl.sh
index d847c407aba..58393a5719a 100644
--- a/src/ci/docker/scripts/musl.sh
+++ b/src/ci/docker/scripts/musl.sh
@@ -24,7 +24,7 @@ shift
 # Apparently applying `-fPIC` everywhere allows them to link successfully.
 export CFLAGS="-fPIC $CFLAGS"
 
-MUSL=musl-1.1.22
+MUSL=musl-1.1.24
 
 # may have been downloaded in a previous run
 if [ ! -d $MUSL ]; then
diff --git a/src/ci/docker/scripts/sccache.sh b/src/ci/docker/scripts/sccache.sh
index 552afbfee7c..cebba57344b 100644
--- a/src/ci/docker/scripts/sccache.sh
+++ b/src/ci/docker/scripts/sccache.sh
@@ -1,6 +1,16 @@
 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