Correcting ci

.gitlab-ci.yml

@@ -68,7 +68,7 @@ variables:
         SQUASHFS_ID: ${CI_COMMIT_BRANCH}
     - if: $CI_COMMIT_TAG =~ /^v[0-9].*$/
       variables:
-        SQUASHFS_ID: ${CI_COMMIT_BRANCH}
+        SQUASHFS_ID: ${CI_COMMIT_REF_SLUG}
 
 .parallel_job:
   extends:

ci/prepare_squashfs.sh

@@ -5,7 +5,7 @@ set -o nounset
 set -o errexit
 source ${CI_PROJECT_DIR}/ci/stack_env.sh
 
-mkdir ${CI_DATA_ST}/homes
+mkdir -p ${CI_DATA_ST}/homes
 
 for i in squashfs-cache buildcache spack-mirror
 do