$ git clone -n https://gitee.com/wency_cn/libgusb.git /var/lib/mock/dist-an23-build-502453-74802/root/chroot_tmpdir/scmroot/libgusb
Cloning into '/var/lib/mock/dist-an23-build-502453-74802/root/chroot_tmpdir/scmroot/libgusb'...
$ git fetch origin 260c30cb9b1a9992735bcc539a12fb25b7a8c429:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/libgusb
 * [new ref]         260c30cb9b1a9992735bcc539a12fb25b7a8c429 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 260c30c Update code from upstream