Merge pull request #629 from elfosardo/configure-release-28.0

🌱 Configure release-28.0

Author: metal3-io-bot

Dockerfile

@@ -31,7 +31,7 @@ ARG PATCH_LIST
 
 # build arguments for source build customization
 ARG UPPER_CONSTRAINTS_FILE=upper-constraints.txt
-ARG IRONIC_SOURCE
+ARG IRONIC_SOURCE=bugfix/28.0
 ARG SUSHY_SOURCE
 
 COPY sources /sources/