$ git clone -n https://gitee.com/src-anolis-dde/qt5-qttools.git /var/lib/mock/dist-an8-dde-build-106510-45630/root/chroot_tmpdir/scmroot/qt5-qttools
Cloning into '/var/lib/mock/dist-an8-dde-build-106510-45630/root/chroot_tmpdir/scmroot/qt5-qttools'...
$ git reset --hard origin/a8.6
fatal: ambiguous argument 'origin/a8.6': unknown revision or path not in the working tree.
Use '--' to separate paths from revisions, like this:
'git <command> [<revision>...] -- [<file>...]'