$ git clone -n https://gitee.com/src-anolis-os/ocaml-calendar.git /var/lib/mock/dist-an7-build-61382-33930/root/chroot_tmpdir/scmroot/ocaml-calendar
Cloning into '/var/lib/mock/dist-an7-build-61382-33930/root/chroot_tmpdir/scmroot/ocaml-calendar'...
$ git reset --hard origin/a7
HEAD is now at cd1ddd8 import ocaml-calendar-2.03.2-7.el7.src.rpm