Please describe the problem.

Identified while troubleshooting another issue

$> 'git-annex' 'enableremote' --debug -cremote.target1.blah=1 'target1'      
enableremote target1 ok

$> 'git-annex' 'enableremote'  -cremote.target1.blah=1 --debug 'target1'     
[2020-02-26 14:46:47.789794028] read: git ["--git-dir=.git","--work-tree=.","--literal-pathspecs","-c","remote.target1.blah=1","show-ref","git-annex"]
[2020-02-26 14:46:47.797917978] process done ExitSuccess
[2020-02-26 14:46:47.798350533] read: git ["--git-dir=.git","--work-tree=.","--literal-pathspecs","-c","remote.target1.blah=1","show-ref","--hash","refs/heads/git-annex"]
[2020-02-26 14:46:47.802576899] process done ExitSuccess
[2020-02-26 14:46:47.802884873] read: git ["--git-dir=.git","--work-tree=.","--literal-pathspecs","-c","remote.target1.blah=1","log","refs/heads/git-annex..b1ab0b11fbbc94ffd3d52adb7a0e93c3d45d8b52","--pretty=%H","-n1"]
[2020-02-26 14:46:47.813289406] process done ExitSuccess
[2020-02-26 14:46:47.815873454] chat: git ["--git-dir=.git","--work-tree=.","--literal-pathspecs","-c","remote.target1.blah=1","cat-file","--batch"]
[2020-02-26 14:46:47.818598891] chat: git ["--git-dir=.git","--work-tree=.","--literal-pathspecs","-c","remote.target1.blah=1","cat-file","--batch-check=%(objectname) %(objecttype) %(objectsize)"]
[2020-02-26 14:46:47.824657055] read: git ["config","--null","--list"]
[2020-02-26 14:46:47.835897478] process done ExitSuccess
enableremote target1 [2020-02-26 14:46:47.83652184] call: git ["--git-dir=.git","--work-tree=.","--literal-pathspecs","-c","remote.target1.blah=1","config","remote.target1.annex-ignore","false"]
[2020-02-26 14:46:47.842277017] process done ExitSuccess
[2020-02-26 14:46:47.842703576] read: git ["config","--null","--list"]
[2020-02-26 14:46:47.853478328] process done ExitSuccess
ok
[2020-02-26 14:46:47.855317715] process done ExitSuccess
[2020-02-26 14:46:47.856835556] process done ExitSuccess

I consider it a bug since options shouldn't be order dependent, and even if they were -- --debug is listed before -c in git annex enableremote --help:

$> git annex enableremote --help
git-annex enableremote - enables git-annex to use a remote

Usage: git-annex enableremote [NAME K=V ...]

Available options:
  --force                  allow actions that may lose annexed data
  -F,--fast                avoid slow operations
  -q,--quiet               avoid verbose output
  -v,--verbose             allow verbose output (default)
  -d,--debug               show debug messages
  --no-debug               don't show debug messages
  -b,--backend NAME        specify key-value backend to use
  -N,--numcopies NUMBER    override default number of copies
  --trust REMOTE           override trust setting
  --semitrust REMOTE       override trust setting back to default
  --untrust REMOTE         override trust setting to untrusted
  -c,--config NAME=VALUE   override git configuration setting
  --user-agent NAME        override default User-Agent
  --trust-glacier          Trust Amazon Glacier inventory
  --notify-finish          show desktop notification after transfer finishes
  --notify-start           show desktop notification after transfer starts
  -h,--help                Show this help text

For details, run: git-annex help enableremote

$> git annex version             
git-annex version: 7.20190819+git2-g908476a9b-1~ndall+1

fixed --Joey

fixed in 8.20200226-3-gc089f395b --yarikoptic