set-label - Cloud Foundry CLI Reference Guide
cf set-label RESOURCE RESOURCE_NAME KEY=VALUE...
cf set-label app dora env=production
cf set-label org business pci=true public-facing=false
cf set-label buildpack go_buildpack go=1.12 -s cflinuxfs3
Specify stack to disambiguate buildpacks with the same name
Specify a service broker to disambiguate service offerings or service plans with the same name.
Specify a service offering to disambiguate service plans with the same name.