# cd /etc/yum.repos.d
# wget ftp://ftp.mondorescue.org/centos/7/x86_64/mondorescue.repo
将gpgcheck=0
# more mondorescue.repo
[mondorescue]
name=centos 7 x86_64 - mondorescue Vanilla Packages
baseurl=ftp://ftp.mondorescue.org//centos/7/x86_64
enabled=1
gpgcheck=0
gpgkey=ftp://ftp.mondorescue.org//centos/7/x86_64/mondorescue.pubkey
yum install mondo
root用户下输入mondoarchive，然后就都是图形操作了
# mondoarchive