epel-release-7-6.noarch.rpm no longer available

[pwillie]

404 encountered when downloading epel rpm to install epel on centos 7.

Browsing the repository it appears that the only available version is now 7.8.

Partial output of puppet run follows:

Error: Execution of '/bin/rpm -i http://download.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-6.noarch.rpm' returned 1: curl: (22) The requested URL returned error: 404 Not Found
error: skipping http://download.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-6.noarch.rpm - transfer failed
Error: /Stage[main]/Sys::Redhat::Epel/Package[epel-release-7-6]/ensure: change from absent to present failed: Execution of '/bin/rpm -i http://download.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-6.noarch.rpm' returned 1: curl: (22) The requested URL returned error: 404 Not Found
error: skipping http://download.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-6.noarch.rpm - transfer failed