$ git clone -n https://gitee.com/src-anolis-os/gcc-toolset-11-dwz.git /var/lib/mock/dist-an8-build-66885-37228/root/chroot_tmpdir/scmroot/gcc-toolset-11-dwz Cloning into '/var/lib/mock/dist-an8-build-66885-37228/root/chroot_tmpdir/scmroot/gcc-toolset-11-dwz'... $ git reset --hard origin/a8 fatal: ambiguous argument 'origin/a8': unknown revision or path not in the working tree. Use '--' to separate paths from revisions, like this: 'git [...] -- [...]'