$ git clone -n https://git.centos.org/git/rpms/tzdata.git /var/lib/mock/storage7-el7-build-24-16/root/tmp/scmroot/tzdata
Initialized empty Git repository in /var/lib/mock/storage7-el7-build-24-16/root/tmp/scmroot/tzdata/.git/
$ git reset --hard e24d98
HEAD is now at e24d98d import tzdata-2014e-1.el7