$ git clone -n https://src.fedoraproject.org/rpms/libyuv.git /var/lib/mock/f31-build-62988-29271/root/chroot_tmpdir/scmroot/libyuv
Cloning into '/var/lib/mock/f31-build-62988-29271/root/chroot_tmpdir/scmroot/libyuv'...
$ git reset --hard 8395506e27e72e373c3ee6938a16c85ba6bdaff5
HEAD is now at 8395506 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild