$ git clone -n https://gitee.com/src-opencloudos-rpms/ostree.git /var/lib/mock/dist-oc9-build-125308-74889/root/chroot_tmpdir/scmroot/ostree
Cloning into '/var/lib/mock/dist-oc9-build-125308-74889/root/chroot_tmpdir/scmroot/ostree'...
$ git fetch origin b835200b40326d0b07762cb616ae770560241dc0:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/ostree
 * [new ref]         b835200b40326d0b07762cb616ae770560241dc0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b835200 import ostree-2023.7-1.tl4