diff --git a/src/ci/docker/host-x86_64/dist-x86_64-netbsd/build-netbsd-toolchain.sh b/src/ci/docker/host-x86_64/dist-x86_64-netbsd/build-netbsd-toolchain.sh
index 4a42f5da29fcc..ad21836253b9e 100755
--- a/src/ci/docker/host-x86_64/dist-x86_64-netbsd/build-netbsd-toolchain.sh
+++ b/src/ci/docker/host-x86_64/dist-x86_64-netbsd/build-netbsd-toolchain.sh
@@ -41,8 +41,6 @@ cd netbsd
 
 mkdir -p /x-tools/x86_64-unknown-netbsd/sysroot
 
-# URL=https://ci-mirrors.rust-lang.org/rustc
-
 # Hashes come from https://cdn.netbsd.org/pub/NetBSD/security/hashes/NetBSD-9.0_hashes.asc
 SRC_SHA=2c791ae009a6929c6fc893ec5df7e62910ee8207e0b2159d6937309c03efe175b6ae1e445829a13d041b6851334ad35c521f2fa03c97675d4a05f1fafe58ede0
 GNUSRC_SHA=3710085a73feecf6a843415271ec794c90146b03f6bbd30f07c9e0c79febf8995d557e40194f1e05db655e4f5ef2fae97563f8456fceaae65d4ea98857a83b1c
@@ -51,22 +49,16 @@ SYSSRC_SHA=60b9ddf4cc6402256473e2e1eefeabd9001aa4e205208715ecc6d6fc3f5b400e46994
 BASE_SHA=b5926b107cebf40c3c19b4f6cd039b610987dd7f819e7cdde3bd1e5230a856906e7930b15ab242d52ced9f0bda01d574be59488b8dbb95fa5df2987d0a70995f
 COMP_SHA=38ea54f30d5fc2afea87e5096f06873e00182789e8ad9cec0cb3e9f7c538c1aa4779e63fd401a36ba02676158e83fa5c95e8e87898db59c1914fb206aecd82d2
 
-# FIXME: the archive URL is being used temporarily while the CDN is down.
-# We should serve this from our own CDN
-# SOURCE_URL=https://cdn.netbsd.org/pub/NetBSD/NetBSD-9.0/source/sets
-SOURCE_URL=http://archive.netbsd.org/pub/NetBSD-archive/NetBSD-9.0/source/sets
-download src.tgz "$SOURCE_URL/src.tgz" "$SRC_SHA" tar xzf src.tgz
-download gnusrc.tgz "$SOURCE_URL/gnusrc.tgz" "$GNUSRC_SHA" tar xzf gnusrc.tgz
-download sharesrc.tgz "$SOURCE_URL/sharesrc.tgz" "$SHARESRC_SHA" tar xzf sharesrc.tgz
-download syssrc.tgz "$SOURCE_URL/syssrc.tgz" "$SYSSRC_SHA" tar xzf syssrc.tgz
-
-# FIXME: the archive URL is being used temporarily while the CDN is down.
-# We should serve this from our own CDN
-# BINARY_URL=https://cdn.netbsd.org/pub/NetBSD/NetBSD-9.0/amd64/binary/sets
-BINARY_URL=http://archive.netbsd.org/pub/NetBSD-archive/NetBSD-9.0/amd64/binary/sets
-download base.tar.xz "$BINARY_URL/base.tar.xz" "$BASE_SHA" \
+SOURCE_URL=https://ci-mirrors.rust-lang.org/rustc/2025-03-14-netbsd-9.0-src
+download src.tgz "$SOURCE_URL-src.tgz" "$SRC_SHA" tar xzf src.tgz
+download gnusrc.tgz "$SOURCE_URL-gnusrc.tgz" "$GNUSRC_SHA" tar xzf gnusrc.tgz
+download sharesrc.tgz "$SOURCE_URL-sharesrc.tgz" "$SHARESRC_SHA" tar xzf sharesrc.tgz
+download syssrc.tgz "$SOURCE_URL-syssrc.tgz" "$SYSSRC_SHA" tar xzf syssrc.tgz
+
+BINARY_URL=https://ci-mirrors.rust-lang.org/rustc/2025-03-14-netbsd-9.0-amd64-binary
+download base.tar.xz "$BINARY_URL-base.tar.xz" "$BASE_SHA" \
   tar xJf base.tar.xz -C /x-tools/x86_64-unknown-netbsd/sysroot ./usr/include ./usr/lib ./lib
-download comp.tar.xz "$BINARY_URL/comp.tar.xz" "$COMP_SHA" \
+download comp.tar.xz "$BINARY_URL-comp.tar.xz" "$COMP_SHA" \
   tar xJf comp.tar.xz -C /x-tools/x86_64-unknown-netbsd/sysroot ./usr/include ./usr/lib
 
 cd usr/src