$ git clone -n https://src.fedoraproject.org/rpms/python-PyMuPDF.git /var/lib/mock/f40-build-760577-121115/root/chroot_tmpdir/scmroot/python-PyMuPDF
Cloning into '/var/lib/mock/f40-build-760577-121115/root/chroot_tmpdir/scmroot/python-PyMuPDF'...
$ git fetch origin 229fc8fc284dcba47f7bdb082186a0c1cbd19fa0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-PyMuPDF
 * [new ref]         229fc8fc284dcba47f7bdb082186a0c1cbd19fa0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 229fc8f Update to new upstream release 1.23.6 (rhbz#2244148)