$ git clone -n https://src.fedoraproject.org/rpms/optipng.git /var/lib/mock/f33-build-291348-54675/root/chroot_tmpdir/scmroot/optipng
Cloning into '/var/lib/mock/f33-build-291348-54675/root/chroot_tmpdir/scmroot/optipng'...
$ git reset --hard 88cea46fc8b0d1239d44ee4225b068fa22df5a13
HEAD is now at 88cea46 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild