$ git clone -n https://gitee.com/fundawang/graphviz.git /var/lib/mock/dist-an23-build-286904-64835/root/chroot_tmpdir/scmroot/graphviz
Cloning into '/var/lib/mock/dist-an23-build-286904-64835/root/chroot_tmpdir/scmroot/graphviz'...
$ git fetch origin 3ae78df1d1a67eff62a243956d5b7da5b4722f8e:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/graphviz
 * [new ref]         3ae78df1d1a67eff62a243956d5b7da5b4722f8e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3ae78df 8.1.0