$ git clone -n https://gitee.com/wency_cn/vsftpd_1770906832.git /var/lib/mock/dist-an23-build-514208-75110/root/chroot_tmpdir/scmroot/vsftpd_1770906832
Cloning into '/var/lib/mock/dist-an23-build-514208-75110/root/chroot_tmpdir/scmroot/vsftpd_1770906832'...
$ git fetch origin b9aeaf9385cae3667dcad743ace37fcf953c4baf:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/vsftpd_1770906832
 * [new ref]         b9aeaf9385cae3667dcad743ace37fcf953c4baf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b9aeaf9 Update code from upstream