$ git clone -n https://src.fedoraproject.org/rpms/rust-zbase32.git /var/lib/mock/f40-build-2328501-58867/root/chroot_tmpdir/scmroot/rust-zbase32
Cloning into '/var/lib/mock/f40-build-2328501-58867/root/chroot_tmpdir/scmroot/rust-zbase32'...
$ git fetch origin c37fbbb8b815f83acbeb6e11d7f05a81f4da8a6a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-zbase32
 * [new ref]         c37fbbb8b815f83acbeb6e11d7f05a81f4da8a6a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c37fbbb Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild