$ git clone -n https://gitee.com/wenyuzifang/libgphoto2.git /var/lib/mock/dist-an23-build-469727-74027/root/chroot_tmpdir/scmroot/libgphoto2
Cloning into '/var/lib/mock/dist-an23-build-469727-74027/root/chroot_tmpdir/scmroot/libgphoto2'...
$ git fetch origin 4e77c1358d74c1bc164acd0647c1467aae8bc58d:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libgphoto2
 * [new ref]         4e77c1358d74c1bc164acd0647c1467aae8bc58d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e77c13 Update code from upstream