$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/gdk-pixbuf2.git /var/lib/mock/dist-an7-build-36474-17439/root/chroot_tmpdir/scmroot/gdk-pixbuf2
Cloning into '/var/lib/mock/dist-an7-build-36474-17439/root/chroot_tmpdir/scmroot/gdk-pixbuf2'...
$ git reset --hard origin/2.31
HEAD is now at 22155cd import gdk-pixbuf2-2.31.6-3.el7.src.rpm