$ git clone -n https://gitee.com/src-anolis-os/ca-certificates.git /var/lib/mock/dist-an23-build-188438-60702/root/chroot_tmpdir/scmroot/ca-certificates
Cloning into '/var/lib/mock/dist-an23-build-188438-60702/root/chroot_tmpdir/scmroot/ca-certificates'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/ca-certificates
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3b33bff 2022.2.54