Gardai are hoping to speak to people in the Church Street area last night

The man was injured in an incident in the town centre.

The man had only started a jail term two days before the attack.

The incident is reported to have taken place early this morning in Drumshanbo.

Gardai say enquiries are ongoing.

The sentence for assault causing harm could increase from five years to ten years.

A man in his 50s received non-life threatening injuries following the altercation

One slash wound resulted in a 30 cm scar on the torso of the victim.