In Odoo 11 code added below:

class Users(models.Model):

_inherit = "res.users"

branch_id = fields.Many2one('bi.branch.transaction',string = "Current Branch",store=True)

XML code:

<record id="view_users_form_inherit" model="ir.ui.view">

    <field name="name">res.users.form.inherit</field>

    <field name="model">res.users</field>

    <field eval="12" name="priority"/>

    <field name="inherit_id" ref="base.view_users_form"/>

    <field name="arch" type="xml">

            <xpath expr="//form/sheet/notebook/page[@name='access_rights']/group" position="after">

<group string="Branch" style="width:50%">

                        <field name="branch_id"/>

                    </group>             

                </xpath>

    </field>

</record>

After restarting the server its shows INTERNAL SERVER ERROR in the log file below error shows:-

ProgrammingError: column res_users.branch_id does not exist