$ git clone -n https://src.fedoraproject.org/rpms/jpegoptim.git /var/lib/mock/f40-build-751097-115699/root/chroot_tmpdir/scmroot/jpegoptim
Cloning into '/var/lib/mock/f40-build-751097-115699/root/chroot_tmpdir/scmroot/jpegoptim'...
$ git reset --hard 1b52a788e88dc5cf401e5a82d984e8d3bdb92176
HEAD is now at 1b52a78 jpegoptim: 1.5.5 release