$ /usr/bin/mergerepo_c --koji -b /mnt/koji/repos/dist-an7-updates-build/15853/x86_64/blocklist -a x86_64 -o /tmp/koji/tasks/123/110123/repo --arch-expand -g /mnt/koji/repos/dist-an7-updates-build/15853/groups/comps.xml -r file:///tmp/koji/tasks/123/110123/repo_15853_premerge/ -r http://build.openanolis.cn/kojifiles/repos/centos/7.7.1908/updates/x86_64/ -r http://build.openanolis.cn/kojifiles/repos/centos/7.7.1908/os/x86_64/