$ git clone -n https://src.fedoraproject.org/rpms/mupdf.git /var/lib/mock/f31-build-56909-28271/root/chroot_tmpdir/scmroot/mupdf
Cloning into '/var/lib/mock/f31-build-56909-28271/root/chroot_tmpdir/scmroot/mupdf'...
$ git reset --hard 11770d6417524e705c75d4b6daa33a0fcc59d7c8
HEAD is now at 11770d6 1.15.0 bugfix and feature release