I also have the same version:
[root@openzwo ~]# rpm -q dovecot-pigeonhole
dovecot-pigeonhole-2.2.10-8.el7.x86_64
[root@openzwo ~]#
I wanted to reinstall but then I get the following error message that it is not found.
[root@openzwo ~]# yum reinstall dovecot-pigeonhole*
Loaded plugins: auto-update-debuginfo, changelog, fastestmirror, nethserver_events
Loading mirror speeds from cached hostfile
* ce-base: ftp.heanet.ie
* ce-extras: ftp.heanet.ie
* ce-updates: ftp.heanet.ie
* epel: mirror.imt-systems.com
* epel-debuginfo: mirror.imt-systems.com
* nethforge: server.liftingtrade.hu
* nethserver-updates: server.liftingtrade.hu
Resolving Dependencies
--> Running transaction check
---> Package dovecot-pigeonhole.x86_64 1:2.2.10-8.el7 will be reinstalled
--> Finished Dependency Resolution
Dependencies Resolved
===============================================================================================================================================================================================
Package Arch Version Repository Size
===============================================================================================================================================================================================
Reinstalling:
dovecot-pigeonhole x86_64 1:2.2.10-8.el7 ce-base 304 k
Transaction Summary
===============================================================================================================================================================================================
Reinstall 1 Package
Total download size: 304 k
Installed size: 1.1 M
Is this ok [y/d/N]: y
Downloading packages:
dovecot-pigeonhole-2.2.10-8.el FAILED
http://mirror.rackspace.com/CentOS/7.6.1810/os/x86_64/Packages/dovecot-pigeonhole-2.2.10-8.el7.x86_64.rpm: [Errno 14] HTTP Error 404 - Not Found ] 0.0 B/s | 0 B --:--:-- ETA
Trying other mirror.
To address this issue please refer to the below wiki article
https://wiki.centos.org/yum-errors
If above article doesn't help to resolve this issue please use https://bugs.centos.org/.