$ git clone -n https://gitee.com/hongwei-qin/fence-agents.git /var/lib/mock/dist-an8_6-build-95290-45483/root/chroot_tmpdir/scmroot/fence-agents Cloning into '/var/lib/mock/dist-an8_6-build-95290-45483/root/chroot_tmpdir/scmroot/fence-agents'... $ git reset --hard origin/a8.5-autopr fatal: ambiguous argument 'origin/a8.5-autopr': unknown revision or path not in the working tree. Use '--' to separate paths from revisions, like this: 'git [...] -- [...]'