$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/units.git /var/lib/mock/dist-an7-build-30560-15520/root/chroot_tmpdir/scmroot/units
Cloning into '/var/lib/mock/dist-an7-build-30560-15520/root/chroot_tmpdir/scmroot/units'...
$ git reset --hard origin/a7
HEAD is now at 3fc7d85 import units-2.01-5.el7.src.rpm