$ git clone -n https://src.fedoraproject.org/rpms/gap-pkg-polymaking.git /var/lib/mock/f39-build-2472127-61462/root/chroot_tmpdir/scmroot/gap-pkg-polymaking
Cloning into '/var/lib/mock/f39-build-2472127-61462/root/chroot_tmpdir/scmroot/gap-pkg-polymaking'...
$ git fetch origin a053ca10f45892dcdcdfcebc1beafe0e1165227c:KOJI_FETCH_HEAD
fatal: unable to access 'https://src.fedoraproject.org/rpms/gap-pkg-polymaking.git/': Transferred a partial file
$ git reset --hard a053ca10f45892dcdcdfcebc1beafe0e1165227c
HEAD is now at a053ca1 Version 0.8.7.  Drop upstreamed doc patch.