$ git clone -n https://gitee.com/mgb01105731/kubernetes_6.git /var/lib/mock/dist-an23-build-463253-73836/root/chroot_tmpdir/scmroot/kubernetes_6
Cloning into '/var/lib/mock/dist-an23-build-463253-73836/root/chroot_tmpdir/scmroot/kubernetes_6'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/kubernetes_6
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ede1374 update to 1.29.1