saving uncommitted changes in /etc prior to dnf run

yum.repos.d/elrepo.repo

@@ -1,46 +0,0 @@
-### Name: ELRepo.org Community Enterprise Linux Repository for el8
-### URL: https://elrepo.org/
-
-[elrepo]
-name=ELRepo.org Community Enterprise Linux Repository - el8
-baseurl=http://elrepo.org/linux/elrepo/el8/$basearch/
-	http://mirrors.coreix.net/elrepo/elrepo/el8/$basearch/
-	http://mirror.rackspace.com/elrepo/elrepo/el8/$basearch/
-	http://linux-mirrors.fnal.gov/linux/elrepo/elrepo/el8/$basearch/
-mirrorlist=http://mirrors.elrepo.org/mirrors-elrepo.el8
-enabled=1
-gpgcheck=1
-gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-elrepo.org
-
-[elrepo-testing]
-name=ELRepo.org Community Enterprise Linux Testing Repository - el8
-baseurl=http://elrepo.org/linux/testing/el8/$basearch/
-	http://mirrors.coreix.net/elrepo/testing/el8/$basearch/
-	http://mirror.rackspace.com/elrepo/testing/el8/$basearch/
-	http://linux-mirrors.fnal.gov/linux/elrepo/testing/el8/$basearch/
-mirrorlist=http://mirrors.elrepo.org/mirrors-elrepo-testing.el8
-enabled=0
-gpgcheck=1
-gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-elrepo.org
-
-[elrepo-kernel]
-name=ELRepo.org Community Enterprise Linux Kernel Repository - el8
-baseurl=http://elrepo.org/linux/kernel/el8/$basearch/
-	http://mirrors.coreix.net/elrepo/kernel/el8/$basearch/
-	http://mirror.rackspace.com/elrepo/kernel/el8/$basearch/
-	http://linux-mirrors.fnal.gov/linux/elrepo/kernel/el8/$basearch/
-mirrorlist=http://mirrors.elrepo.org/mirrors-elrepo-kernel.el8
-enabled=0
-gpgcheck=1
-gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-elrepo.org
-
-[elrepo-extras]
-name=ELRepo.org Community Enterprise Linux Extras Repository - el8
-baseurl=http://elrepo.org/linux/extras/el8/$basearch/
-	http://mirrors.coreix.net/elrepo/extras/el8/$basearch/
-	http://mirror.rackspace.com/elrepo/extras/el8/$basearch/
-	http://linux-mirrors.fnal.gov/linux/elrepo/extras/el8/$basearch/
-mirrorlist=http://mirrors.elrepo.org/mirrors-elrepo-extras.el8
-enabled=0
-gpgcheck=1
-gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-elrepo.org