$ git clone -n https://src.fedoraproject.org/rpms/rubygem-atomic.git /var/lib/mock/f31-build-86458-31683/root/chroot_tmpdir/scmroot/rubygem-atomic
Cloning into '/var/lib/mock/f31-build-86458-31683/root/chroot_tmpdir/scmroot/rubygem-atomic'...
$ git reset --hard e00abafe2150f1d05ae0fa2a7728788cbdb2a94e
HEAD is now at e00abaf - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild