$ git clone -n https://gitee.com/src-opencloudos-rpms/shim.git /var/lib/mock/dist-oc9-build-125022-74646/root/chroot_tmpdir/scmroot/shim
Cloning into '/var/lib/mock/dist-oc9-build-125022-74646/root/chroot_tmpdir/scmroot/shim'...
$ git fetch origin 13d85f2978a8af251162c1e87b4eb9df30fa8070:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/shim
 * [new ref]         13d85f2978a8af251162c1e87b4eb9df30fa8070 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 13d85f2 import shim-15.7-8.tl4