$ git clone -n https://git.centos.org/rpms/man-db.git /var/lib/mock/dist-c8-build-1507-147/root/chroot_tmpdir/scmroot/man-db
Cloning into '/var/lib/mock/dist-c8-build-1507-147/root/chroot_tmpdir/scmroot/man-db'...
remote: Welcome to repoSpanner 0.5+10.e4df0439a0f696f71c1f2fee285dc2022d435839.el7.infra, node centos01.rpms.fedoraproject.org        
remote: Building packfile        
remote: Packfile built, sending        
remote: Packfile sent        
$ git reset --hard 91492660ee6145c94467e606499ccebfd3c6aff8
HEAD is now at 9149266 import man-db-2.7.6.1-17.el8