$ /usr/bin/mergerepo_c --pkgorigins --all -a x86_64 -o /tmp/koji/tasks/3128/123128/repo --arch-expand -g /mnt/koji/repos/dist-oc9-build/14582/groups/comps.xml -r file:///tmp/koji/tasks/3128/123128/repo_14582_premerge/ -r http://mirrors.opencloudos.tech/opencloudos/9.0/BaseOS/x86_64/os/ -r http://mirrors.opencloudos.tech/opencloudos/9.0/AppStream/x86_64/os/ -r http://mirrors.tencent.com/tlinux/4.0/BaseOS/x86_64/os/ -r http://mirrors.tencent.com/tlinux/4.0/AppStream/x86_64/os/
C_CREATEREPOLIB: Critical: cr_get_remote_metadata: curl_easy_perform failed: HTTP response code said error: The requested URL returned error: 502 Bad Gateway
Warning: Downloading of repodata failed: http://mirrors.tencent.com/tlinux/4.0/AppStream/x86_64/os/