$ git clone -n https://src.fedoraproject.org/rpms/pyproject-rpm-macros.git /var/lib/mock/f42-build-side-1-3503287-45980/root/chroot_tmpdir/scmroot/pyproject-rpm-macros
Cloning into '/var/lib/mock/f42-build-side-1-3503287-45980/root/chroot_tmpdir/scmroot/pyproject-rpm-macros'...
$ git fetch origin c1326723a9ecc2abfa8f7b2cc8ddf35b55d94215:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pyproject-rpm-macros
 * [new ref]         c1326723a9ecc2abfa8f7b2cc8ddf35b55d94215 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c132672 Fix reverted conditional in %pyproject_buildrequires -t/-e Fedora version comparison