Command-line tools to make use of the CloudBees Platform Formula was removed
Last versions were

Recent formula history

ilovezfs cloudbees-sdk: delete (#22649)
ilovezfs Use “squiggly” heredocs.
Xu Cheng cloudbees-sdk: bottle unneeded
Baptiste Fontaine cloudbees-sdk: use https urls
Nikolaus Wittenstein Add descriptions to all remaining homebrew packages

Formula code at GitHub