$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/python-backports.git /var/lib/mock/dist-an7-build-32861-16114/root/chroot_tmpdir/scmroot/python-backports
Cloning into '/var/lib/mock/dist-an7-build-32861-16114/root/chroot_tmpdir/scmroot/python-backports'...
$ git reset --hard origin/a7
HEAD is now at e03ff80 import python-backports-1.0-8.el7.src.rpm