$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/dejagnu.git /var/lib/mock/dist-an7-build-35067-16464/root/chroot_tmpdir/scmroot/dejagnu
Cloning into '/var/lib/mock/dist-an7-build-35067-16464/root/chroot_tmpdir/scmroot/dejagnu'...
$ git reset --hard origin/a7
HEAD is now at 9805e0c import dejagnu-1.5.1-3.el7.src.rpm