$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/which.git /var/lib/mock/dist-an7-build-33342-16169/root/chroot_tmpdir/scmroot/which
Cloning into '/var/lib/mock/dist-an7-build-33342-16169/root/chroot_tmpdir/scmroot/which'...
$ git reset --hard origin/a7
HEAD is now at 9e33e5b import which-2.20-7.el7.src.rpm