$ git clone -n https://gitee.com/mgb01105731/cloud-init_1.git /var/lib/mock/dist-an23.3-build-448372-73397/root/chroot_tmpdir/scmroot/cloud-init_1
Cloning into '/var/lib/mock/dist-an23.3-build-448372-73397/root/chroot_tmpdir/scmroot/cloud-init_1'...
$ git fetch origin a23.3:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/cloud-init_1
 * [new branch]      a23.3      -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3232552 update to 25.1