$ git clone -n https://gitee.com/src-anolis-os/perl-CPAN.git /var/lib/mock/dist-an23-loongarch-build-309870-66339/root/chroot_tmpdir/scmroot/perl-CPAN
Cloning into '/var/lib/mock/dist-an23-loongarch-build-309870-66339/root/chroot_tmpdir/scmroot/perl-CPAN'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/perl-CPAN
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6b855b5 Optimize spec file