$ git clone -n https://src.fedoraproject.org/rpms/openexr2.git /var/lib/mock/f39-build-1817719-41839/root/chroot_tmpdir/scmroot/openexr2
Cloning into '/var/lib/mock/f39-build-1817719-41839/root/chroot_tmpdir/scmroot/openexr2'...
$ git fetch origin 7dc16fee3f5091937bec6725e0f43f03a2d2f59c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/openexr2
 * [new ref]         7dc16fee3f5091937bec6725e0f43f03a2d2f59c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7dc16fe Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild