$ git clone -n https://gitee.com/mgb01105731/graphviz.git /var/lib/mock/dist-an23-build-242422-63097/root/chroot_tmpdir/scmroot/graphviz
Cloning into '/var/lib/mock/dist-an23-build-242422-63097/root/chroot_tmpdir/scmroot/graphviz'...
$ git reset --hard origin/a23-develop
fatal: ambiguous argument 'origin/a23-develop': unknown revision or path not in the working tree.
Use '--' to separate paths from revisions, like this:
'git <command> [<revision>...] -- [<file>...]'