Can't upgrade brew

[antoine2711]

Output of brew config

user$ brew config
HOMEBREW_VERSION: 4.1.24
ORIGIN: https://github.com/Homebrew/brew
HEAD: ab6a7ed5a122b6d4f9d441ef76c86032398ced5f
Last commit: 4 days ago
Core tap JSON: 09 Dec 19:07 UTC
HOMEBREW_PREFIX: /usr/local
HOMEBREW_CASK_OPTS: []
HOMEBREW_MAKE_JOBS: 12
Homebrew Ruby: 3.1.4 => /usr/local/Homebrew/Library/Homebrew/vendor/portable-ruby/3.1.4/bin/ruby
CPU: dodeca-core 64-bit kabylake
Clang: 13.0.0 build 1300
Git: 2.32.0 => /Library/Developer/CommandLineTools/usr/bin/git
Curl: 8.1.2 => /usr/bin/curl
macOS: 11.7.9-x86_64
CLT: 13.2.0.0.1.1638488800
Xcode: 13.2.1

Output of brew doctor

$ brew doctor
Please note that these warnings are just used to help the Homebrew maintainers
with debugging if you file an issue. If everything you use Homebrew for is
working fine: please don't worry or file an issue; just ignore this. Thanks!

Warning: Some installed formulae are deprecated or disabled.
You should find replacements for the following formulae:
  node@16
  [email protected]

Warning: Unbrewed dylibs were found in /usr/local/lib.
If you didn't put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.

Unexpected dylibs:
  /usr/local/lib/libiodbc.2.1.20.dylib
  /usr/local/lib/libiodbcinst.2.1.20.dylib
  /usr/local/lib/libusbpp-0.1.4.dylib

Warning: Unbrewed header files were found in /usr/local/include.
If you didn't put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.

Unexpected header files:
  /usr/local/include/usbpp.h

Warning: Unbrewed '.la' files were found in /usr/local/lib.
If you didn't put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.

Unexpected '.la' files:
  /usr/local/lib/libasprintf.la
  /usr/local/lib/libintl.la
  /usr/local/lib/libsane.la
  /usr/local/lib/libusb.la
  /usr/local/lib/libusbpp.la

Warning: Unbrewed static libraries were found in /usr/local/lib.
If you didn't put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.

Unexpected static libraries:
  /usr/local/lib/libusbpp.a

Warning: You are using macOS 11.
We (and Apple) do not provide support for this old version.
It is expected behaviour that some formulae will fail to build in this old version.
It is expected behaviour that Homebrew will be buggy and slow.
Do not create any issues about this on Homebrew's GitHub repositories.
Do not create any issues even if you think this message is unrelated.
Any opened issues will be immediately closed without response.
Do not ask for help from Homebrew or its maintainers on social media.
You may ask for help in Homebrew's discussions but are unlikely to receive a response.
Try to figure out the problem yourself and submit a fix as a pull request.
We will review it but may or may not accept it.

Description of issue

==> Fetching pjproject
==> Downloading https://raw.githubusercontent.com/Homebrew/homebrew-core/187d25afa55827b232da42d50f1006e2d7039f5a/Formula/p/pjproject.rb
Already downloaded: /Users/antoine/Library/Caches/Homebrew/downloads/1b50dab64df5547e308acedfaeaae524ae5dfe5396f069581a2aa72f6511db1e--pjproject.rb
==> Downloading https://github.com/pjsip/pjproject/archive/refs/tags/2.14.tar.gz
==> Downloading from https://codeload.github.com/pjsip/pjproject/tar.gz/refs/tags/2.14
           -=O=-     #        #         #         #                                                                                                 
Error: SHA256 mismatch
Expected: d90c225247f6c0e896c8b79130f3fb6ab4f9585670bc5f19edf79de4e024f511
  Actual: 5805c1171acab4af9684d7ad096dcb92f71fc42809852144e97e1413468c9981
    File: /Users/antoine/Library/Caches/Homebrew/downloads/78ce3d088fa5d7f3019a580a58567ca753577ccfefed92f8cb6db4b285cfe831--pjproject-2.14.tar.gz
To retry an incomplete download, remove the file above.

Problem of SHA matching.
How can I fix this?

Regards, Antoine

[SMillerDev]

Did you try doing what the error message suggested?

[antoine2711]

Of course. After deleting the offending file, the redownloaded file made the same error.

Regards, Antoine