$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/mcstrans.git /var/lib/mock/dist-an7-build-32322-15972/root/chroot_tmpdir/scmroot/mcstrans
Cloning into '/var/lib/mock/dist-an7-build-32322-15972/root/chroot_tmpdir/scmroot/mcstrans'...
$ git reset --hard origin/a7
HEAD is now at f755eee import mcstrans-0.3.4-5.el7.src.rpm