# http://g.jk.gs/tQ.png

digraph {

    rankdir="LR"
    splines=false

    subgraph cluster_r1 {
        label="Remote"
        node [group=r1_main shape=Mrecord style=filled fillcolor="#DAF4DE"]
        edge [dir=back]
        r1_c1 [label="c1"]
        r1_c2 [label="c2"]
        r1_c3 [label="c3"]
        r1_c4 [label="c4"]

        r1_c1->r1_c2->r1_c3->r1_c4

        node [group=r1_branches]
        r1_d1 [label="d1"]

        r1_c1->r1_d1->r1_c3

        node [shape=box style=filled fillcolor="#F1F3F1"]
        r1_master [label="master"]
        r1_u1_iss1 [label="User1/iss01"]

        {rank=same; r1_c4->r1_master}
        {rank=same; r1_d1->r1_u1_iss1}
    }

    subgraph cluster_u1 {
        label="User1"
        node [group=u1_main shape=Mrecord style=filled fillcolor="#DAF4DE"]
        edge [dir=back]
        u1_c1 [label="c1"]
        u1_c2 [label="c2"]
        u1_c3 [label="c3"]
        u1_c4 [label="c4"]

        u1_c1->u1_c2->u1_c3->u1_c4

        node [group=u1_branches]
        u1_d1 [label="d1"]

        u1_c1->u1_d1->u1_c3

        node [shape=box style=filled fillcolor="#F1F3F1"]
        u1_HEAD [label="HEAD" fontcolor=white style=filled fillcolor="#5A5C5B"]
        u1_master [label="master"]
        u1_u1_iss1 [label="User1/iss01"]

        u1_u1_iss1->u1_HEAD
        {rank=same; u1_c4->u1_master}
        {rank=same; u1_d1->u1_u1_iss1}
    }

}