$ git clone -n https://gitee.com/src-opencloudos-rpms/xorg-x11-drv-openchrome.git /var/lib/mock/dist-oc9-build-63622-16463/root/chroot_tmpdir/scmroot/xorg-x11-drv-openchrome
Cloning into '/var/lib/mock/dist-oc9-build-63622-16463/root/chroot_tmpdir/scmroot/xorg-x11-drv-openchrome'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/xorg-x11-drv-openchrome
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 87e6598 import xorg-x11-drv-openchrome-0.6.400-5.20210215git5dbad06.tl4