Well, can you install it? Alternatively give copy-pastable code so someone else can do it for you. You would probably have your answer to this problem in 10 seconds if you just inspect and compare the two requests.
The documentation for HTTP.request says you can use require_ssl_verification = false. HTTP.jl also respects settings from NetworkOptions.jl, so you could also set JULIA_SSL_NO_VERIFY_HOSTS as described there.