$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/ca-certificates.git /var/lib/mock/dist-an7-build-33667-16169/root/chroot_tmpdir/scmroot/ca-certificates
Cloning into '/var/lib/mock/dist-an7-build-33667-16169/root/chroot_tmpdir/scmroot/ca-certificates'...
$ git reset --hard origin/a7
HEAD is now at c55155e update to ca-certificates-2019.2.32-76.el7_7.src.rpm