$ git clone -n https://gitee.com/src-opencloudos-rpms/gjs.git /var/lib/mock/dist-oc9-build-125456-75015/root/chroot_tmpdir/scmroot/gjs
Cloning into '/var/lib/mock/dist-oc9-build-125456-75015/root/chroot_tmpdir/scmroot/gjs'...
$ git fetch origin b3cc8bfecbdde30ca4df0fb759100d300827da7f:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gjs
 * [new ref]         b3cc8bfecbdde30ca4df0fb759100d300827da7f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b3cc8bf import gjs-1.84.1-1.tl4