$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/cups.git /var/lib/mock/dist-an7-build-27483-15169/root/chroot_tmpdir/scmroot/cups
Cloning into '/var/lib/mock/dist-an7-build-27483-15169/root/chroot_tmpdir/scmroot/cups'...
$ git reset --hard origin/a7
HEAD is now at 47ba87f update to cups-1.6.3-40.el7.src.rpm