$ /usr/bin/mergerepo_c --koji -b /mnt/koji/repos/dist-an7_9-updates-build/67883/aarch64/blocklist -a aarch64 -o /tmp/koji/tasks/1105/731105/repo --arch-expand -g /mnt/koji/repos/dist-an7_9-updates-build/67883/groups/comps.xml -r file:///tmp/koji/tasks/1105/731105/repo_67883_premerge/ -r http://build.openanolis.cn/kojifiles/repos/anolis-7-local-repo-external/aarch64/ -r http://build.openanolis.cn/kojifiles/repos/centos/7.9.2009/updates/aarch64/ -r https://mirrors.tuna.tsinghua.edu.cn/epel/7/aarch64/ -r http://build.openanolis.cn/kojifiles/repos/centos/7.7.1908/updates/aarch64/ -r http://build.openanolis.cn/kojifiles/repos/centos/7.7.1908/os/aarch64/
C_CREATEREPOLIB: Critical: cr_get_remote_metadata: Error while downloadig files: curl_easy_perform failed: HTTP response code said error: The requested URL returned error: 403 Forbidden
Warning: Downloading of repodata failed: https://mirrors.tuna.tsinghua.edu.cn/epel/7/aarch64/
type group added to list from path: https://mirrors.tuna.tsinghua.edu.cn/epel/7/aarch64/repodata/c629c8fc439517aed1ff09d9c8ba32f2fa6984a2f9683e4cd19726591f68128b-comps-Everything.aarch64.xml 
type group_gz added to list from path: https://mirrors.tuna.tsinghua.edu.cn/epel/7/aarch64/repodata/d97ad2922a45eb2a5fc007fdd84e7ae4981b257d3b94c3c9f5d7b0dda6baa098-comps-Everything.aarch64.xml.gz 
type prestodelta added to list from path: https://mirrors.tuna.tsinghua.edu.cn/epel/7/aarch64/repodata/9cfdc4ede3d49925b3ad5b03d4edc22790ae196629547569e8dcf580347d547d-prestodelta.xml.gz 
type updateinfo added to list from path: https://mirrors.tuna.tsinghua.edu.cn/epel/7/aarch64/repodata/e325a0c47955741b341cc0870dc01da18cacc4db5977a68ca2793b8f38e4ce67-updateinfo.xml.bz2 
type updateinfo_zck added to list from path: https://mirrors.tuna.tsinghua.edu.cn/epel/7/aarch64/repodata/aac33447d013942d3f129178ddc23854142677b88316bfec38527c405a2c3f8a-updateinfo.xml.zck