$ git clone -n https://gitee.com/src-anolis-os/postfix.git /mnt/mock/kojid//dist-an23.3-riscv-build-438456-73130/root/chroot_tmpdir/scmroot/postfix
Cloning into '/mnt/mock/kojid//dist-an23.3-riscv-build-438456-73130/root/chroot_tmpdir/scmroot/postfix'...
$ git fetch origin 553021523b7191f3d0bf938d4ff355669f3fff92:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/postfix
 * [new ref]         553021523b7191f3d0bf938d4ff355669f3fff92 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5530215 update to 3.8.5