$ git clone -n https://src.fedoraproject.org/rpms/python-PyMuPDF.git /var/lib/mock/f40-build-2321769-58607/root/chroot_tmpdir/scmroot/python-PyMuPDF
Cloning into '/var/lib/mock/f40-build-2321769-58607/root/chroot_tmpdir/scmroot/python-PyMuPDF'...
$ git fetch origin ad4a96eff2bc21362f8745d3b6d5e38f40c93633:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-PyMuPDF
 * [new ref]         ad4a96eff2bc21362f8745d3b6d5e38f40c93633 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad4a96e Rebuild (tesseract)