ObjFW  Ambiguous Artifact ID

The artifact hash prefix 55a15 is ambiguous and might mean any of the following:

1. 55a1576fcb82472306a0ae546e0093f4ebd88b0b094a51210e9e42e652bb8bb6 -

   Manifest of check-in [55a1576fcb] - PLATFORMS.md: Add ARM64 to Linux by js on 2014-12-14 23:42:02.

2. 55a159ff58355807a384e3f2be46814c7b0f7d41f9680888978d057a73d4db6d -

   Manifest of check-in [55a159ff58] - Make GCC happy again by js on 2017-09-24 15:18:56.