The term "hot" cabal files likely refers to a specific type of package or a package that requires hot-swapping (reloading without restarting). To download cabal files using gcloud , you'll likely use the storage component of gcloud , as cabal files are typically stored on Cloud Storage.
gsutil cp gs://[BUCKET_NAME]/[OBJECT_NAME].cabal . However, this command doesn't use gcloud directly; instead, it uses the gsutil tool. You can also use the gcloud storage command to download objects:
gcloud [COMMAND | OPTION | FLAG] A cabal file is a package description file used by the Glasgow Haskell Compiler (GHC) and the Cabal package manager for Haskell.