Add eos-depend repository that now contains the desired xrootd version

Dockerfile

@@ -44,6 +44,7 @@ ADD cc7_artifacts ${EOSREPODIR}
 
 RUN createrepo ${EOSREPODIR}; \
     echo -e "[eos-artifacts]\nname=EOS artifacts\nbaseurl=file://${EOSREPODIR}\ngpgcheck=0\nenabled=1\npriority=1" >> /etc/yum.repos.d/eos.repo; \
+    echo -e '[eos-depend]\nname=EOS dependencies\nbaseurl=http://storage-ci.web.cern.ch/storage-ci/eos/citrine-depend/el-7/x86_64/\ngpgcheck=0\nenabled=1\npriority=1\n' >> /etc/yum.repos.d/eos-depend.repo
     yum -y --nogpg install \
     eos-server eos-testkeytab eos-archive eos-client \
     eos-debuginfo eos-fuse eos-fusex eos-test