$ git clone -n https://gitee.com/wenyuzifang/fish.git /var/lib/mock/dist-an23-build-471669-74118/root/chroot_tmpdir/scmroot/fish
Cloning into '/var/lib/mock/dist-an23-build-471669-74118/root/chroot_tmpdir/scmroot/fish'...
$ git fetch origin 3cab1c6e91d40d06faf4f45b6305f38f40b88a40:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/fish
 * [new ref]         3cab1c6e91d40d06faf4f45b6305f38f40b88a40 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3cab1c6 Update code from upstream