$ git clone -n https://gitee.com/wenyuzifang/libgphoto2_1759049257.git /var/lib/mock/dist-an23-build-471768-74118/root/chroot_tmpdir/scmroot/libgphoto2_1759049257
Cloning into '/var/lib/mock/dist-an23-build-471768-74118/root/chroot_tmpdir/scmroot/libgphoto2_1759049257'...
$ git fetch origin 82db9cd48a019d6082819494d039ddde9ebf656a:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libgphoto2_1759049257
 * [new ref]         82db9cd48a019d6082819494d039ddde9ebf656a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 82db9cd Update code from upstream