Running `git fsck` on a mozilla-unified repository cloned with cinnabar reports lots of "badFilemode: contains bad file modes"

[Standard8]

STR

1. On macOS 15.2, install git-cinnabar 0.6.3-830a1f2c75fa91cf509020d16d19698a159cf22e or 0.7.0-b-ebd72a4bd04929d33702fe1888cea7b36e8d2d95
2. Run $ git clone hg::https://hg.mozilla.org/mozilla-unified gecko
3. Run git fsck

Expected Results

No warnings/issues raised

Actual Results

Several screens of these errors are reported:

Checking object directories: 100% (256/256), done.
warning in tree 4691d298c46b9421c6696f79dcc554714eb5b915: badFilemode: contains bad file modes
warning in tree 1c4e82bf0db48c57b988000edb2d93e4d238c4f0: badFilemode: contains bad file modes
warning in tree 4488e7c336148bf7fc273210e46ad5374454505d: badFilemode: contains bad file modes
warning in tree 3abffe606356d26929bcc9a08ee56f6b5235c55f: badFilemode: contains bad file modes
warning in tree 615b82841b955f59589b5bdff11b395afa12e4ba: badFilemode: contains bad file modes
warning in tree 7f8cc0c60abc300279860a1e32d0faa3428c2a51: badFilemode: contains bad file modes
warning in tree 8e4ff1f7dfbeb1fcefccb1d8c61d1b32b7cf829e: badFilemode: contains bad file modes
warning in tree b2d03e725e0c815bd7aa64dca5f331be0b2b4cef: badFilemode: contains bad file modes
warning in tree 058e25b0560e0eed28afb5c32ea23738d00c32ce: badFilemode: contains bad file modes
warning in tree ea8d3352f35c21fb8956894c97d19bd2d66920cd: badFilemode: contains bad file modes
warning in tree 300dd3690ee0a7658920543c433ae8c7508cb37a: badFilemode: contains bad file modes
warning in tree 64cf6aa11db8613e2a647898be429ccfc8240f07: badFilemode: contains bad file modes
warning in tree 1781d986fc741157268f76b573494d3e8807b57b: badFilemode: contains bad file modes
warning in tree 53563f1c36022642857744c82d68afa03afc93e1: badFilemode: contains bad file modes

[glandium]

That is unfortunately expected.