$ git clone -n https://src.fedoraproject.org/rpms/unittest-cpp.git /var/lib/mock/f31-build-60138-28698/root/chroot_tmpdir/scmroot/unittest-cpp
Cloning into '/var/lib/mock/f31-build-60138-28698/root/chroot_tmpdir/scmroot/unittest-cpp'...
$ git reset --hard bc2566e4c49dd5acf7475e56e260859fb13279b8
HEAD is now at bc2566e - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild