$ git clone -n https://src.fedoraproject.org/rpms/R-mnormt.git /var/lib/mock/f40-build-789493-135730/root/chroot_tmpdir/scmroot/R-mnormt
Cloning into '/var/lib/mock/f40-build-789493-135730/root/chroot_tmpdir/scmroot/R-mnormt'...
$ git fetch origin 96be9b85846cb848721a9bd9e0c22bd65cddb453:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-mnormt
 * [new ref]         96be9b85846cb848721a9bd9e0c22bd65cddb453 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 96be9b8 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild