$ git clone -n https://src.fedoraproject.org/rpms/sleef.git /var/lib/mock/f40-build-2528329-61827/root/chroot_tmpdir/scmroot/sleef
Cloning into '/var/lib/mock/f40-build-2528329-61827/root/chroot_tmpdir/scmroot/sleef'...
$ git fetch origin b0cec514c3dfd2c28764938cd8e743935b39cc5d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sleef
 * [new ref]         b0cec514c3dfd2c28764938cd8e743935b39cc5d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b0cec51 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild