$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/gobject-introspection.git /var/lib/mock/dist-an7-build-36440-17427/root/chroot_tmpdir/scmroot/gobject-introspection Cloning into '/var/lib/mock/dist-an7-build-36440-17427/root/chroot_tmpdir/scmroot/gobject-introspection'... $ git reset --hard origin/1.56 fatal: ambiguous argument 'origin/1.56': unknown revision or path not in the working tree. Use '--' to separate paths from revisions, like this: 'git [...] -- [...]'