$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/diffutils.git /var/lib/mock/dist-an7-build-33692-16169/root/chroot_tmpdir/scmroot/diffutils
Cloning into '/var/lib/mock/dist-an7-build-33692-16169/root/chroot_tmpdir/scmroot/diffutils'...
$ git reset --hard origin/a7
HEAD is now at f41d96f import diffutils-3.3-5.el7.src.rpm