appliance: fix branch finding method from e16414e even Junio can be wrong
appliance: fix branch finding method from e16414e even Junio can be wrong

Signed-off-by: Rohit Yadav <902b9eb5dd62819678163bd5e00fbf0cbc7c264b@shapeblue.com>
(cherry picked from commit bbaefb8e5def610a654fba907c8ec3f868416bdf)
Signed-off-by: Rohit Yadav <902b9eb5dd62819678163bd5e00fbf0cbc7c264b@shapeblue.com>

resmo/cloudstack,DaanHoogland/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,wido/cloudstack,DaanHoogland/cloudstack,jcshen007/cloudstack,DaanHoogland/cloudstack,wido/cloudstack,jcshen007/cloudstack,DaanHoogland/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,GabrielBrascher/cloudstack,resmo/cloudstack,DaanHoogland/cloudstack,GabrielBrascher/cloudstack,DaanHoogland/cloudstack,jcshen007/cloudstack,resmo/cloudstack,resmo/cloudstack,jcshen007/cloudstack,resmo/cloudstack,wido/cloudstack,DaanHoogland/cloudstack,jcshen007/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,GabrielBrascher/cloudstack,jcshen007/cloudstack,resmo/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,resmo/cloudstack,jcshen007/cloudstack