$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/nmap.git /var/lib/mock/dist-an7-build-32441-16008/root/chroot_tmpdir/scmroot/nmap
Cloning into '/var/lib/mock/dist-an7-build-32441-16008/root/chroot_tmpdir/scmroot/nmap'...
$ git reset --hard origin/a7
HEAD is now at 9919a19 import nmap-6.40-19.el7.src.rpm