$ git clone -n https://src.fedoraproject.org/rpms/mygnuhealth.git /var/lib/mock/f40-build-2280213-55386/root/chroot_tmpdir/scmroot/mygnuhealth
Cloning into '/var/lib/mock/f40-build-2280213-55386/root/chroot_tmpdir/scmroot/mygnuhealth'...
$ git fetch origin ca208746cc4d45cb5f9a3f5be0c576a4f034e3ff:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mygnuhealth
 * [new ref]         ca208746cc4d45cb5f9a3f5be0c576a4f034e3ff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ca20874 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild