选用测试源，显示
W: 无法下载 gzip:/var/lib/apt/lists/partial/test.packages.linuxdeepin.com_ubuntu_dists_trusty_main_binary-i386_Packages  Hash 校验和不符

W: 无法下载 gzip:/var/lib/apt/lists/partial/test.packages.linuxdeepin.com_ubuntu_dists_trusty_universe_binary-i386_Packages  Hash 校验和不符

E: Some index files failed to download. They have been ignored, or old ones used instead.