Testing for the Copy commit reference userscript

GitHub:
- Regular commit: 1f0fc1d (pretty: implement 'reference' format, 2019-11-20)
- Merge commit with PR mention: fbeb0e5 (Merge pull request #11 from rybak/jira_copy_summary-italics-fix, 2023-07-08)
- A commit in a pull request:
  - with many commits: d7cace2 (README: mention Bitbucket Server version 7.6 explicitly, 2023-02-01)
  - with a single commit: c73ec1c (jira_copy_summary: fix italics typing issue, 2023-07-07)

GitWeb:
- repo.or.cz
  - 1f0fc1d (pretty: implement 'reference' format, 2019-11-20)

Gitiles:
- code.googlesource.com
  - regular commit: 618a855 (pretty: add struct cmt_fmt_map::default_date_mode_type, 2019-11-20)
  - tag page: 43c8a30 (Git 2.42, 2023-08-21)
- kernel.googlesource.com
  - 0df6211 (pretty: provide short date format, 2019-11-20)
- gerrit.googlesource.com
  - Tag page: f4cbf4b (Bump version to 1.2.0, 2023-01-25)
- gerrit.wikimedia.org, with HTML tag in subject
  - 34c6460 (remove <em> from recentchanges-legend-plusminus, 2024-08-27)

Bitbucket Cloud:
- Regular commit with Jira issue: 1e72773 (TEST-1: Test ticket, 2023-07-06)
- Merge commit with PR mention: 7dbe540 (Merged in test-branch (pull request #2), 2023-07-10)
- Merge commit with mentions of Jira issue and PR: 19ca4f5 (Merged in test-branch-TEST-1-ticket (pull request #3), 2023-07-11)

Cgit:
- git.kernel.org
  - Regular commit 1f0fc1d (pretty: implement 'reference' format, 2019-11-19)
  - Commit with decorations in the subject: 43c8a30 (Git 2.42, 2023-08-21)

GitLab:
- Commit without a body in the message: 8beecff (main use application icon, 2023-08-03)
- Regular commit: b82824e (MainGui: set icon for Taskbar, 2023-07-27)
- Commit with issue in the subject: 7bef5b7 (Some missing shortcuts #3, 2023-10-06)

Gitea:
- Different author and committer: f84a08f (Translated using Weblate (Lithuanian), 2022-10-08)
- With issue link: 4b7744b (Remove Theme Arc Purple (#17), 2020-05-07)
  - Forgejo:
  - with issue link: e35d92d ([BRANDING] Rebrand systemd service (#137), 2022-12-18)
  - with PR link: a436978 (Merge pull request '[UPGRADE] add sanity checks for [storage*] (squash) speedup upgrade tests' (#1441) from earl-warren/forgejo:wip-upgrade-cache into forgejo-development, 2023-09-14)

Phorge:
- Dates:
  - Missing: b1dea1d (Move mediawiki.legacy.* modules from skins/common/ to resources/, unknown date)
  - Long: 4a3d6a6 (Prep 1.35.4, 2021-09-30)
  - Short (needs to be same as current year): https://phabricator.wikimedia.org/source/mediawiki/history/master
  - Ancient: b6c9b15 (This commit was manufactured by cvs2svn to create tag 'REL1_4beta2'., 2004-12-10)
- Regular commit:
  - With repo ID: 35397f6 (Submodule update: Added more templates requested by Major Gifts, 2024-07-15)
  - With repo call sign: b02615b (Subversion: fix empty "Authored on" date on commit pages, 2024-08-24)
- HTML tag: 34c6460 (remove <em> from recentchanges-legend-plusminus, 2024-08-27)
- Non-alpha characters: 8fbb18a (Corrected URLs containing '#'. Replaced with percent-encoding '%23', 2024-07-28)
- Non-ASCII characters: 1af55fb (Añadiendo evaluación de sysop para evitar reversas a sysop (#8), 2024-09-13)

Gogs:
- with an issue link:
  a227145 (Test commit (#1) foo bar, 2023-09-10)
- without commit message body:
  3be3ae5 (ci: remove Codeball, 2023-07-09)

Sourcehut:
- without body: b063dbd (gitsrht-periodic: fix non-integer randrange use, 2023-03-22)
- tagged commit: a99fda3 (gitsrht-update-hook: drop BuildSubmitter interface, 2023-08-16)
- for tip of branch tests: https://git.sr.ht/~sircmpwn/git.sr.ht/log/master