All files deleted after clone from master

This has worked correctly for two years. Recently, a clone of a repository from the server shows all files deleted. The log below shows details of the first file encountered.
Why is this happening?

clone output (sanitized):

Cloning into ‘PROJECT’… remote: Enumerating objects: 36932, done. remote: Counting objects: 100% (36932/36932), done. remote: Compressing objects: 100% (13844/13844), done. remote: Total 36932 (delta 23898), reused 34907 (delta 22487) Receiving objects: 100% (36932/36932), 1.23 GiB 799.00 KiB/s, done. Resolving deltas: 100% (23898/23898), done. Checking out files: 100% (1615/1615), done. Downloading PROJECT/Audits/Audit Reports/SCM/FCA/BA164/PLC_BA164.L5X (2.7 MB) Error downloading object: PROJECT/Audits/Audit Reports/SCM/FCA/BA164/PLC_BA164. L5X (605f97c): Smudge error: Error downloading PROJECT/Audits/Audit Reports/SCM /FCA/BA164/PLC_BA164.L5X (605f97c158e975edb8737e6f2766e59727ab35763e4b5f8bc115b1 1d27ff4c64): LFS: Get https://server.company.int:3000/DEPARTMENT/PROJECT.git/i nfo/lfs/objects/605f97c158e975edb8737e6f2766e59727ab35763e4b5f8bc115b11d27ff4c64 : x509: certificate has expired or is not yet valid Errors logged to C:\Company-Git-Projects\PROJECT.git\lfs\logs\20210503T203639.9 462131.log Use git lfs logs last to view the log. error: external filter ‘git-lfs filter-process’ failed fatal: PROJECT/Audits/Audit Reports/SCM/FCA/BA164/PLC_BA164.L5X: smudge filter lfs failed warning: Clone succeeded, but checkout failed. You can inspect what was checked out with ‘git status’ and retry the checkout with ‘git checkout -f HEAD’

log (sanitized):

git-lfs/2.6.1 (GitHub; windows amd64; go 1.11.1; git dc072c3e)
git version 2.20.1.windows.1

$ git-lfs.exe filter-process
Error downloading object: PROJECT/Audits/Audit Reports/SCM/FCA/BA164/PLC_BA164.L5X (605f97c): Smudge error: Error downloading PROJECT/Audits/Audit Reports/SCM/FCA/BA164/PLC_BA164.L5X (605f97c158e975edb8737e6f2766e59727ab35763e4b5f8bc115b11d27ff4c64): LFS: Get https://server.company.int:3000/DEPARTMENT/PROJECT.git/info/lfs/objects/605f97c158e975edb8737e6f2766e59727ab35763e4b5f8bc115b11d27ff4c64: x509: certificate has expired or is not yet valid

Get https://server.company.int:3000/DEPARTMENT/PROJECT.git/info/lfs/objects/605f97c158e975edb8737e6f2766e59727ab35763e4b5f8bc115b11d27ff4c64: x509: certificate has expired or is not yet valid
LFS
github.com/git-lfs/git-lfs/errors.newWrappedError
C:/Users/brian m. carlson/checkouts/git-lfs/errors/types.go:188
github.com/git-lfs/git-lfs/errors.NewRetriableError
C:/Users/brian m. carlson/checkouts/git-lfs/errors/types.go:363
github.com/git-lfs/git-lfs/tq.(*basicDownloadAdapter).download
C:/Users/brian m. carlson/checkouts/git-lfs/tq/basic_download.go:122
github.com/git-lfs/git-lfs/tq.(*basicDownloadAdapter).DoTransfer
C:/Users/brian m. carlson/checkouts/git-lfs/tq/basic_download.go:49
github.com/git-lfs/git-lfs/tq.(*adapterBase).worker
C:/Users/brian m. carlson/checkouts/git-lfs/tq/adapterbase.go:176
runtime.goexit
C:/Go/src/runtime/asm_amd64.s:1333
Error downloading PROJECT/Audits/Audit Reports/SCM/FCA/BA164/PLC_BA164.L5X (605f97c158e975edb8737e6f2766e59727ab35763e4b5f8bc115b11d27ff4c64)
github.com/git-lfs/git-lfs/errors.newWrappedError
C:/Users/brian m. carlson/checkouts/git-lfs/errors/types.go:184
github.com/git-lfs/git-lfs/errors.Wrapf
C:/Users/brian m. carlson/checkouts/git-lfs/errors/errors.go:85
github.com/git-lfs/git-lfs/lfs.(*GitFilter).downloadFile
C:/Users/brian m. carlson/checkouts/git-lfs/lfs/gitfilter_smudge.go:110
github.com/git-lfs/git-lfs/lfs.(*GitFilter).Smudge
C:/Users/brian m. carlson/checkouts/git-lfs/lfs/gitfilter_smudge.go:71
github.com/git-lfs/git-lfs/commands.smudge
C:/Users/brian m. carlson/checkouts/git-lfs/commands/command_smudge.go:127
github.com/git-lfs/git-lfs/commands.filterCommand
C:/Users/brian m. carlson/checkouts/git-lfs/commands/command_filter_process.go:118
github.com/spf13/cobra.(*Command).execute
C:/Users/brian m. carlson/go/pkg/mod/github.com/spf13/cobra@v0.0.0-20150809222549-c55cdf33856a/command.go:477
github.com/spf13/cobra.(*Command).Execute
C:/Users/brian m. carlson/go/pkg/mod/github.com/spf13/cobra@v0.0.0-20150809222549-c55cdf33856a/command.go:551
github.com/git-lfs/git-lfs/commands.Run
C:/Users/brian m. carlson/checkouts/git-lfs/commands/run.go:77
main.main
C:/Users/brian m. carlson/checkouts/git-lfs/git-lfs.go:35
runtime.main
C:/Go/src/runtime/proc.go:201
runtime.goexit
C:/Go/src/runtime/asm_amd64.s:1333
Smudge error
github.com/git-lfs/git-lfs/errors.newWrappedError
C:/Users/brian m. carlson/checkouts/git-lfs/errors/types.go:184
github.com/git-lfs/git-lfs/errors.NewSmudgeError
C:/Users/brian m. carlson/checkouts/git-lfs/errors/types.go:270
github.com/git-lfs/git-lfs/lfs.(*GitFilter).Smudge
C:/Users/brian m. carlson/checkouts/git-lfs/lfs/gitfilter_smudge.go:80
github.com/git-lfs/git-lfs/commands.smudge
C:/Users/brian m. carlson/checkouts/git-lfs/commands/command_smudge.go:127
github.com/git-lfs/git-lfs/commands.filterCommand
C:/Users/brian m. carlson/checkouts/git-lfs/commands/command_filter_process.go:118
github.com/spf13/cobra.(*Command).execute
C:/Users/brian m. carlson/go/pkg/mod/github.com/spf13/cobra@v0.0.0-20150809222549-c55cdf33856a/command.go:477
github.com/spf13/cobra.(*Command).Execute
C:/Users/brian m. carlson/go/pkg/mod/github.com/spf13/cobra@v0.0.0-20150809222549-c55cdf33856a/command.go:551
github.com/git-lfs/git-lfs/commands.Run
C:/Users/brian m. carlson/checkouts/git-lfs/commands/run.go:77
main.main
C:/Users/brian m. carlson/checkouts/git-lfs/git-lfs.go:35
runtime.main
C:/Go/src/runtime/proc.go:201
runtime.goexit
C:/Go/src/runtime/asm_amd64.s:1333

Current time in UTC:
2021-05-04 00:36:39

ENV:
LocalWorkingDir=C:\Company-Git-Projects\PROJECT
LocalGitDir=C:\Company-Git-Projects\PROJECT.git
LocalGitStorageDir=C:\Company-Git-Projects\PROJECT.git
LocalMediaDir=C:\Company-Git-Projects\PROJECT.git\lfs\objects
LocalReferenceDirs=
TempDir=C:\Company-Git-Projects\PROJECT.git\lfs\tmp
ConcurrentTransfers=3
TusTransfers=false
BasicTransfersOnly=false
SkipDownloadErrors=false
FetchRecentAlways=false
FetchRecentRefsDays=7
FetchRecentCommitsDays=0
FetchRecentRefsIncludeRemotes=true
PruneOffsetDays=3
PruneVerifyRemoteAlways=false
PruneRemoteName=origin
LfsStorageDir=C:\Company-Git-Projects\PROJECT.git\lfs
AccessDownload=none
AccessUpload=none
DownloadTransfers=basic
UploadTransfers=basic
GIT_DIR=C:/Company-Git-Projects/PROJECT/.git
GIT_EXEC_PATH=C:/Program Files/Git/mingw64/libexec/git-core
GIT_LFS_PATH=C:\Program Files\Git\mingw64\bin

Client IP addresses:
XXX

As noted the .pem certificate had expired.