$ git clone -n https://gitee.com/wenyuzifang/gdk-pixbuf2_1759048746.git /var/lib/mock/dist-an23-build-471713-74118/root/chroot_tmpdir/scmroot/gdk-pixbuf2_1759048746
Cloning into '/var/lib/mock/dist-an23-build-471713-74118/root/chroot_tmpdir/scmroot/gdk-pixbuf2_1759048746'...
$ git fetch origin 7427bc0a5833b8f5145b0cdc2b69a63a1d895c75:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/gdk-pixbuf2_1759048746
 * [new ref]         7427bc0a5833b8f5145b0cdc2b69a63a1d895c75 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7427bc0 Update code from upstream