Build failed in Jenkins: system-sync_mirrors-centos-base-el7-x86_64 #1500

See <http://jenkins.ovirt.org/job/system-sync_mirrors-centos-base-el7-x86_64/1500/display/redirect>

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Started by user Eyal Edri
[EnvInject] - Loading node environment variables.
Building remotely on mirrors.phx.ovirt.org (mirrors) in workspace <http://jenkins.ovirt.org/job/system-sync_mirrors-centos-base-el7-x86_64/ws/>
 > git rev-parse --is-inside-work-tree # timeout=10
Fetching changes from the remote Git repository
 > git config remote.origin.url http://gerrit.ovirt.org/jenkins.git # timeout=10
Cleaning workspace
 > git rev-parse --verify HEAD # timeout=10
Resetting working tree
 > git reset --hard # timeout=10
 > git clean -fdx # timeout=10
Pruning obsolete local branches
Fetching upstream changes from http://gerrit.ovirt.org/jenkins.git
 > git --version # timeout=10
 > git fetch --tags --progress http://gerrit.ovirt.org/jenkins.git +refs/heads/*:refs/remotes/origin/* --prune
 > git rev-parse origin/master^{commit} # timeout=10
Checking out Revision 4f510006ea7b4e8a7f9b25c4814b5f453e118c75 (origin/master)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 4f510006ea7b4e8a7f9b25c4814b5f453e118c75
Commit message: "Remove aspostrophes from git-config params"
 > git rev-list --no-walk 4f510006ea7b4e8a7f9b25c4814b5f453e118c75 # timeout=10
[system-sync_mirrors-centos-base-el7-x86_64] $ /bin/bash -xe /tmp/jenkins2860165976661766476.sh
+ jenkins/scripts/mirror_mgr.sh resync_yum_mirror centos-base-el7 x86_64 jenkins/data/mirrors-reposync.conf
Checking if mirror needs a resync
Traceback (most recent call last):
  File "/usr/bin/reposync", line 343, in <module>
    main()
  File "/usr/bin/reposync", line 175, in main
    my.doRepoSetup()
  File "/usr/lib/python2.7/site-packages/yum/__init__.py", line 681, in doRepoSetup
    return self._getRepos(thisrepo, True)
  File "/usr/lib/python2.7/site-packages/yum/__init__.py", line 721, in _getRepos
    self._repos.doSetup(thisrepo)
  File "/usr/lib/python2.7/site-packages/yum/repos.py", line 157, in doSetup
    self.retrieveAllMD()
  File "/usr/lib/python2.7/site-packages/yum/repos.py", line 88, in retrieveAllMD
    dl = repo._async and repo._commonLoadRepoXML(repo)
  File "/usr/lib/python2.7/site-packages/yum/yumRepo.py", line 1479, in _commonLoadRepoXML
    result = self._getFileRepoXML(local, text)
  File "/usr/lib/python2.7/site-packages/yum/yumRepo.py", line 1256, in _getFileRepoXML
    size=102400) # setting max size as 100K
  File "/usr/lib/python2.7/site-packages/yum/yumRepo.py", line 1039, in _getFile
    raise e
yum.Errors.NoMoreMirrorsRepoError: failure: repodata/repomd.xml from glusterfs-3.7-el7: [Errno 256] No more mirrors to try.
http://mirror.centos.org/centos/7/storage/x86_64/gluster-3.7/repodata/repomd.xml: [Errno 14] HTTP Error 404 - Not Found
Build step 'Execute shell' marked build as failure