$ /usr/bin/mergerepo_c --koji -b /mnt/koji/repos/dist-an8_4-gcc-toolset-10-build/35830/x86_64/blocklist -a x86_64 -o /tmp/koji/tasks/1851/221851/repo --arch-expand -g /mnt/koji/repos/dist-an8_4-gcc-toolset-10-build/35830/groups/comps.xml -r file:///tmp/koji/tasks/1851/221851/repo_35830_premerge/ -r http://build.openanolis.cn/kojifiles/repos/anolis-8-local-repo-external/x86_64/ -r https://mirrors.tuna.tsinghua.edu.cn/epel/8/Everything/x86_64/
C_CREATEREPOLIB: Critical: cr_get_remote_metadata: Error while downloadig files: curl_easy_perform failed: SSL connect error: OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to mirrors.tuna.tsinghua.edu.cn:443 
Warning: Downloading of repodata failed: https://mirrors.tuna.tsinghua.edu.cn/epel/8/Everything/x86_64/
type group added to list from path: https://mirrors.tuna.tsinghua.edu.cn/epel/8/Everything/x86_64/repodata/539393bab0eff5060bc8022e7da8cc18d4c10ecdbbcf4441bd4933527a7d4112-comps-Everything.x86_64.xml 
type group_xz added to list from path: https://mirrors.tuna.tsinghua.edu.cn/epel/8/Everything/x86_64/repodata/9b2098c9eea476e1f0d8b6f9260bfb2cdbbf1066d2b4d66e6f39a71ef26fd6fc-comps-Everything.x86_64.xml.xz 
type prestodelta added to list from path: https://mirrors.tuna.tsinghua.edu.cn/epel/8/Everything/x86_64/repodata/94cf1808e4b91f2dc80ccca775fa75aa9a18261b7cf0b920736afc19cd0dc31e-prestodelta.xml.xz 
type updateinfo added to list from path: https://mirrors.tuna.tsinghua.edu.cn/epel/8/Everything/x86_64/repodata/f53bead794bedcc2d3fa287ba8be076131cd006d9a046cbe5f9b8b99fbfee3bc-updateinfo.xml.bz2