报错信息如下：
[root@gitlab-jenkins src]# curl -sS https://packages.gitlab.com/install/repositories/gitlab/gitlab-ce/script.rpm.sh |sudo bash
Detected operating system as centos/7.
Checking for curl…
Detected curl…
Downloading repository file: https://packages.gitlab.com/install/repositories/gitlab/gitlab-ce/config_file.repo?os=centos&dist=7&source=script
done.
Installing pygpgme to verify GPG signatures…
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile

• base: mirrors.aliyun.com
• epel: mirrors.aliyun.com
• extras: mirrors.aliyun.com
• updates: mirrors.aliyun.com
  gitlab_gitlab-ce-source/signature | 836 B 00:00:00
  Retrieving key from https://packages.gitlab.com/gitlab/gitlab-ce/gpgkey
  Importing GPG key 0xE15E78F4:
  Userid : "GitLab B.V. (package repository signing key) packages@gitlab.com"
  Fingerprint: 1a4c 919d b987 d435 9396 38b9 1421 9a96 e15e 78f4
  From : https://packages.gitlab.com/gitlab/gitlab-ce/gpgkey
  Retrieving key from https://packages.gitlab.com/gitlab/gitlab-ce/gpgkey/gitlab-gitlab-ce-3D645A26AB9FBD22.pub.gpg
  gitlab_gitlab-ce-source/signature | 951 B 00:00:02 !!!
  gitlab_gitlab-ce-source/primar FAILED
  https://packages.gitlab.com/gitlab/gitlab-ce/el/7/SRPMS/repodata/primary.xml.gz: [Errno 14] HTTPS Error 302 - Found 0.0 B/s | 0 B 00:00:00
  Trying other mirror.
  gitlab_gitlab-ce-source/primary | 175 B 00:00:00
  Package pygpgme-0.3-9.el7.x86_64 already installed and latest version

是不是gitlab的官方yum源被墙了？又该如何处理？