unrelated CI failure

Change https://gerrit.ovirt.org/#/c/67101/ just failed on

http://jenkins.ovirt.org/job/ovirt-engine_master_check-patch-fc24-x86_64/8031/consoleText

which I believe is utterly unrelated to the patch. please resolved the underlying problem.

[ERROR] Failed to execute goal on project restapi-definition: Could not resolve dependencies for project org.ovirt.engine.api:restapi-definition:jar:4.1.0-SNAPSHOT: Failed to collect dependencies at org.ovirt.engine.api:metamodel-runtime:jar:1.1.8: Failed to read artifact descriptor for org.ovirt.engine.api:metamodel-runtime:jar:1.1.8: Could not transfer artifact org.ovirt.engine.api:metamodel-runtimeom:1.1.8 from/to ovirt-maven-repository (http://artifactory.ovirt.org/artifactory/ovirt-mirror): Failed to transfer file: http://artifactory.ovirt.org/artifactory/ovirt-mirror/org/ovirt/engine/api/metamodel-runtime/1.1.8/metamodel-runtime-1.1.8.pom. Return code is: 502 , ReasonPhraseroxy Error. -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/DependencyResolutionException
[ERROR]
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR] mvn <goals> -rf :restapi-definition
Makefile:256: recipe for target 'maven' failed
make[1]: *** [maven] Error 1
make[1]: Leaving directory '/home/jenkins/workspace/ovirt-engine_master_check-patch-fc24-x86_64/ovirt-engine/rpmbuild/BUILD/ovirt-engine-4.1.0'
Makefile:263: recipe for target 'tmp.built' failed
make: *** [tmp.built] Error 2
error: Bad exit status from /var/tmp/rpm-tmp.2ykGhi (%build)