$ git clone -n https://gitee.com/src-anolis-os/bcc.git /var/lib/mock/dist-an8-build-71848-37489/root/chroot_tmpdir/scmroot/bcc Cloning into '/var/lib/mock/dist-an8-build-71848-37489/root/chroot_tmpdir/scmroot/bcc'... $ git reset --hard origin/yummypeng/anolis8.4 fatal: ambiguous argument 'origin/yummypeng/anolis8.4': unknown revision or path not in the working tree. Use '--' to separate paths from revisions, like this: 'git [...] -- [...]'