[internal] Make explicit that we're redownloading Go modules multiple…

… times

# Rust tests and lints will be skipped. Delete if not intended.
[ci skip-rust]

# Building wheels and fs_util will be skipped. Delete if not intended.
[ci skip-build-wheels]

src/python/pants/backend/go/util_rules/go_mod.py

@@ -105,6 +105,8 @@ async def determine_go_mod_info(
             input_digest=sources_digest,
             working_dir=go_mod_dir,
             description=f"List modules in {go_mod_path}",
+            # TODO: Fix this!
+            allow_downloads=True,
         ),
     )
 

src/python/pants/backend/go/util_rules/sdk.py

@@ -96,6 +96,7 @@ async def setup_go_sdk_process(
         argv=[bash.path, go_sdk_run.script.path, *request.command],
         env={
             GoSdkRunSetup.CHDIR_ENV: request.working_dir or "",
+            **request.env,
         },
         input_digest=input_digest,
         description=request.description,

src/python/pants/backend/go/util_rules/third_party_pkg.py

@@ -277,6 +277,8 @@ async def compute_third_party_module_metadata(
                 "Determine metadata for Go third-party module "
                 f"{request.module_path}@{request.version}"
             ),
+            # TODO: Fix this!
+            allow_downloads=True,
         ),
     )