Что значат сии ошибки?

$ git-push --all git.alt:/people/at/packages/perl.git
updating 'refs/tags/perl-5.8.0'
  from 0000000000000000000000000000000000000000
  to   b2318341b3857f77d05f38c16b329fad703d42fc
updating 'refs/tags/perl-5.8.1'
  from 0000000000000000000000000000000000000000
  to   7c40c87223d5e1473d7eb5fad4044b28b1868fd6
updating 'refs/tags/perl-5.8.2'
  from 0000000000000000000000000000000000000000
  to   c663f79651d9cd9f67510dbf7615c659ee34953b
updating 'refs/tags/perl-5.8.3'
  from 0000000000000000000000000000000000000000
  to   a1b40be2b999d8155b329c594c8807fedcd8e914
updating 'refs/tags/perl-5.8.4'
  from 0000000000000000000000000000000000000000
  to   9fe4c406d799c2f88bfaba125d71e564e01901b5
updating 'refs/tags/perl-5.8.5'
  from 0000000000000000000000000000000000000000
  to   ce5ce040beb96377b4c5ec399b5ea198a35f3970
updating 'refs/tags/perl-5.8.6'
  from 0000000000000000000000000000000000000000
  to   7751a851e693da2b997dc4fae7375e4fb30acd85
updating 'refs/tags/perl-5.8.7'
  from 0000000000000000000000000000000000000000
  to   cc473954c2ef4075efc3cc929d68cff81a91e014
updating 'refs/tags/perl-5.8.8'
  from 0000000000000000000000000000000000000000
  to   e9e9a74b0e2de68e77e5a341214b187098b160cc
updating 'refs/tags/perl-5.9.1'
  from 0000000000000000000000000000000000000000
  to   b25465007f62caad712f522a26f438d601e81215
updating 'refs/tags/perl-5.9.2'
  from 0000000000000000000000000000000000000000
  to   354a1a8c993c1481a0289c2e085a7b1d728c2eba
updating 'refs/tags/perl-5.9.3'
  from 0000000000000000000000000000000000000000
  to   a9890bc41aa6bf744da8136e186242e78ed8c34d
updating 'refs/tags/perl-5.9.4'
  from 0000000000000000000000000000000000000000
  to   0e9f340ac64d6b2ad06782f5df3b2ecf534f53ee
updating 'refs/heads/perl-5.9'
  from 0000000000000000000000000000000000000000
  to   1012a911d2b211c6026b6ab9de95ce0596d058ee
updating 'refs/heads/perl-5.8'
  from 0000000000000000000000000000000000000000
  to   7ebb42384c65fe50442db35cb3fb683144ca3844
Generating pack...
Done counting 72427 objects.
Deltifying 72427 objects.
 100% (72427/72427) done
Unpacking 72427 objects
z
Total 72427, written 72427 (delta 54261), reused 72427 (delta 54261)
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.8.0
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.8.1
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.8.2
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.8.3
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.8.4
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.8.5
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.8.6
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.8.7
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.8.8
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.9.1
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.9.2
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.9.3
*** Un-annotated tags are not allowed in this repo
*** Use `git-tag [ -a | -s ]' for tags you want to propagate.
error: hooks/update exited with error code 1
error: hook declined to update refs/tags/perl-5.9.4
refs/heads/perl-5.9: 0000000000000000000000000000000000000000 -> 1012a911d2b211c6026b6ab9de95ce0596d058ee
refs/heads/perl-5.8: 0000000000000000000000000000000000000000 -> 7ebb42384c65fe50442db35cb3fb683144ca3844
ng refs/tags/perl-5.8.0 hook declined
ng refs/tags/perl-5.8.1 hook declined
ng refs/tags/perl-5.8.2 hook declined
ng refs/tags/perl-5.8.3 hook declined
ng refs/tags/perl-5.8.4 hook declined
ng refs/tags/perl-5.8.5 hook declined
ng refs/tags/perl-5.8.6 hook declined
ng refs/tags/perl-5.8.7 hook declined
ng refs/tags/perl-5.8.8 hook declined
ng refs/tags/perl-5.9.1 hook declined
ng refs/tags/perl-5.9.2 hook declined
ng refs/tags/perl-5.9.3 hook declined
ng refs/tags/perl-5.9.4 hook declined
at@localhost ~/git.alt/perl 10 $ z
zsh: command not found: z
$