换了两个网络环境都是这样，下载完matter代码置换install失败，第一个CIPD就无法链接了，log如下：
WELCOME TO...
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BOOTSTRAP! Bootstrap may take a few minutes; please be pa
tient.
Downloading and installing packages into local source directory:
Setting up CIPD package manager...Traceback (most recent call last):
File "/home/edu118/work/matter/esp-matter/esp-matter/connectedhomeip/connectedhomeip/third_party/pigweed/repo/pw_env_setup/py/pw_env_setup/env_setup.py", line 857, in
sys.exit(main())
File "/home/edu118/work/matter/esp-matter/esp-matter/connectedhomeip/connectedhomeip/third_party/pigweed/repo/pw_env_setup/py/pw_env_setup/env_setup.py", line 849, in main
return EnvSetup(**vars(parse())).setup()
File "/home/edu118/work/matter/esp-matter/esp-matter/connectedhomeip/connectedhomeip/third_party/pigweed/repo/pw_env_setup/py/pw_env_setup/env_setup.py", line 501, in setup
result = step(spin)
File "/home/edu118/work/matter/esp-matter/esp-matter/connectedhomeip/connectedhomeip/third_party/pigweed/repo/pw_env_setup/py/pw_env_setup/env_setup.py", line 598, in cipd
rosetta=self._rosetta,
File "/home/edu118/work/matter/esp-matter/esp-matter/connectedhomeip/connectedhomeip/third_party/pigweed/repo/pw_env_setup/py/pw_env_setup/cipd_setup/wrapper.py", line 378, in init
bootstrap(client, silent, rosetta=rosetta)
File "/home/edu118/work/matter/esp-matter/esp-matter/connectedhomeip/connectedhomeip/third_party/pigweed/repo/pw_env_setup/py/pw_env_setup/cipd_setup/wrapper.py", line 328, in bootstrap
tmp.write(client_bytes(rosetta))
File "/home/edu118/work/matter/esp-matter/esp-matter/connectedhomeip/connectedhomeip/third_party/pigweed/repo/pw_env_setup/py/pw_env_setup/cipd_setup/wrapper.py", line 252, in client_bytes
conn.request('GET', path)
File "/usr/local/lib/python3.7/http/client.py", line 1229, in request
self._send_request(method, url, body, headers, encode_chunked)
File "/usr/local/lib/python3.7/http/client.py", line 1275, in _send_request
self.endheaders(body, encode_chunked=encode_chunked)
File "/usr/local/lib/python3.7/http/client.py", line 1224, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
File "/usr/local/lib/python3.7/http/client.py", line 1016, in _send_output
self.send(msg)
File "/usr/local/lib/python3.7/http/client.py", line 956, in send
self.connect()
File "/usr/local/lib/python3.7/http/client.py", line 1384, in connect
super().connect()
File "/usr/local/lib/python3.7/http/client.py", line 928, in connect
(self.host,self.port), self.timeout, self.source_address)
File "/usr/local/lib/python3.7/socket.py", line 727, in create_connection
raise err
File "/usr/local/lib/python3.7/socket.py", line 716, in create_connection
sock.connect(sa)
OSError: [Errno 101] Network is unreachable
