$ git clone -n https://src.fedoraproject.org/rpms/librs232.git /var/lib/mock/f40-build-785649-134039/root/chroot_tmpdir/scmroot/librs232
Cloning into '/var/lib/mock/f40-build-785649-134039/root/chroot_tmpdir/scmroot/librs232'...
$ git fetch origin 9e2c55b65e29f42f4ffa68fd813e338f0bab9716:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/librs232
 * [new ref]         9e2c55b65e29f42f4ffa68fd813e338f0bab9716 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9e2c55b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild