$ git clone -n https://src.fedoraproject.org/rpms/mupdf.git /var/lib/mock/f40-build-769008-125466/root/chroot_tmpdir/scmroot/mupdf
Cloning into '/var/lib/mock/f40-build-769008-125466/root/chroot_tmpdir/scmroot/mupdf'...
$ git reset --hard 1129d9b8cfe277de66deb71cf390445016815e3d
HEAD is now at 1129d9b rebuild against fixed leptonica