$ git clone -n https://src.fedoraproject.org/rpms/corebird.git /var/lib/mock/f31-build-66551-29890/root/chroot_tmpdir/scmroot/corebird
Cloning into '/var/lib/mock/f31-build-66551-29890/root/chroot_tmpdir/scmroot/corebird'...
$ git reset --hard 556e9f6c7a6d6c9bff98811f53b1b74fb159b14a
HEAD is now at 556e9f6 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild