$ git clone -n https://gitee.com/wenyuzifang/libgphoto2.git /var/lib/mock/dist-an23-build-469252-74027/root/chroot_tmpdir/scmroot/libgphoto2
Cloning into '/var/lib/mock/dist-an23-build-469252-74027/root/chroot_tmpdir/scmroot/libgphoto2'...
$ git fetch origin 8c4a7211cabf1ca83881cdec70e14488ad10ae21:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libgphoto2
 * [new ref]         8c4a7211cabf1ca83881cdec70e14488ad10ae21 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8c4a721 Update code from upstream