Haskell said he understood Jones's decision and conceded he had to keep working hard with Premiership side Wasps and earn a recall.
"I'd say I'm probably halfway down the cliff. Maybe holding onto a shrub. Or I'm on a rope and they've lit the rope, very Indiana Jones-style," Haskell told British media.
"You've just got to keep working hard. I need more peaks than troughs in games if I've got any desire to fight my way back into England, which is going to be very hard.
News that makes sense
Your trusted source for staying up-to-date with the world around you. Get free daily news updates and analysis, straight to your inbox.
"I've got every confidence that I can come back and be involved. If I didn't, then I'd probably just retire."
The 32-year-old missed the start of the season with a finger injury and said the chance of playing for England again was driving him on.
"If he called me up today and said I wasn't in the squad, I wouldn't be able to say anything other than 'ok', and get on with it," Haskell said.
"I care about winning, about this club and I want to play for England more than anything else, it's why I play rugby and it's such a great team to be a part of."
(Reporting by Shrivathsa Sridhar in Bengaluru; editing by Sudipto Ganguly)
