script/cpatch.py: run container build with host networking

Applies host networking to building the image. This is handy when using
custom networking hacks that redirect repos, etc.

Signed-off-by: John Mulligan <[email protected]>

Author: phlogistonjohn

src/script/cpatch.py

@@ -467,8 +467,10 @@ def build(self):
     def _container_build(self):
         log.info("Building container image")
         cmd = [self._ctx.engine, "build", "--tag", self._ctx.target, "."]
+        cmd.append('--net=host')
         if self._ctx.root_build:
             cmd.insert(0, "sudo")
+        log.debug("Container build command: %r", cmd)
         _run(cmd, cwd=self._workdir).check_returncode()
 
     def _build_tar(