Looks like https://www.sourcetreeapp.com/download-archives after version 2.6.3 are broken
for example, trying to get 2.7.6 results in
I can confirm the 2.7 links all result in errors currently. We're working on patching up that directory in our download archive and I'll update you when it's corrected!
We've patched up that directory on the downloads archive and the 2.7 builds are available for download again.
Daniel | Atlassian Support
Supported Platforms macOS Windows We recently introduced support for additional hosting services such as GitHub Enterprise, GitLab (Cloud, Community Edition, Enterprise Edition), and...
Connect with like-minded Atlassian users at free events near you!Find an event
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no Community Events near you at the moment.Host an event
You're one step closer to meeting fellow Atlassian users at your local event. Learn more about Community Events