Step 1. Go to embassy to renew your passport
Take 3 pp photos(white background)
Fill the form available online in Indian Embassy website and take it or go get it filled by ppl standing outside embassy who does it for 5 to 10 QAR per form.
Take your old password (!)
Step 2-
After collecting renewed passport from Embassy, Go to Immigration Department(MOI) and get your RP re stamped in new passport . ( Your company PR can help you on this).