Description of problem:
Dnf is much slower than yum when it is given wildcards in the arguments.
dnf update \[a-h]*
takes over 1 minute, while there is nothing to do.
takes less than 2 secs.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
*** This bug has been marked as a duplicate of bug 1225501 ***
The performance should be solved by Pull-Request: https://github.com/rpm-software-management/dnf/pull/649