$ git clone -n https://git.centos.org/rpms/libmpc.git /var/lib/mock/dist-c8-build-4984-292/root/chroot_tmpdir/scmroot/libmpc
Cloning into '/var/lib/mock/dist-c8-build-4984-292/root/chroot_tmpdir/scmroot/libmpc'...
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 d3170a1090774298fc4c331910fbdcc2c66ac45f
HEAD is now at d3170a1 import libmpc-1.0.2-9.el8