$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/irssi.git /var/lib/mock/dist-an7-build-28415-15255/root/chroot_tmpdir/scmroot/irssi
Cloning into '/var/lib/mock/dist-an7-build-28415-15255/root/chroot_tmpdir/scmroot/irssi'...
$ git reset --hard origin/a7
HEAD is now at 23ae43f import irssi-0.8.15-16.el7.src.rpm