Update spack.yaml

spack.yaml

@@ -43,7 +43,7 @@ spack:
     - [$oses]
 
   mirrors:
-    local_something: /builds/akarmas/ebrains-spack-builds/jobs_scratch_dir/local_mirror
+    local_something: /builds/akarmas/ebrains-spack-builds/jobs_scratch_dir/mirror
     # some random cache :p (build_cache/ gets added)
     #hacky_cache: https://brainscales-r.kip.uni-heidelberg.de:7443/nmpi/tmp
     ebrains_cache: https://object.cscs.ch/v1/AUTH_9c619ee75cab4993b1c4c86a37586357/test_spack/tc-tmp-cache
@@ -89,3 +89,9 @@ spack:
         - git clone ${SPACK_REPO}
         - pushd spack && git checkout ${SPACK_CHECKOUT_VERSION} && popd
         - . "./spack/share/spack/setup-env.sh"
+      after_script:
+        - tar czvf binary_artifacts.tar.gz jobs_scratch_dir/mirror/build_cache/*
+      artifacts:
+       paths:
+         - binary_artifacts.tar.gz
+