$ git clone -n https://gitee.com/wency_cn/fuse-overlayfs_1770922666.git /var/lib/mock/dist-an23-build-514269-75110/root/chroot_tmpdir/scmroot/fuse-overlayfs_1770922666
Cloning into '/var/lib/mock/dist-an23-build-514269-75110/root/chroot_tmpdir/scmroot/fuse-overlayfs_1770922666'...
$ git fetch origin e04678842ea3b745595257f12c5ccceb62013b57:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/fuse-overlayfs_1770922666
 * [new ref]         e04678842ea3b745595257f12c5ccceb62013b57 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e046788 Update code from upstream