$ git clone -n https://src.fedoraproject.org/rpms/coeurl.git /var/lib/mock/f40-build-796450-140694/root/chroot_tmpdir/scmroot/coeurl
Cloning into '/var/lib/mock/f40-build-796450-140694/root/chroot_tmpdir/scmroot/coeurl'...
$ git fetch origin 38348c1b9c2412a977c3fe7878b3d6ae9c09daf2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/coeurl
 * [new ref]         38348c1b9c2412a977c3fe7878b3d6ae9c09daf2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 38348c1 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild