$ git clone -n https://src.fedoraproject.org/rpms/piper.git /var/lib/mock/f41-build-side-2-python-2729003-30801/root/chroot_tmpdir/scmroot/piper
Cloning into '/var/lib/mock/f41-build-side-2-python-2729003-30801/root/chroot_tmpdir/scmroot/piper'...
$ git fetch origin e104f5c014b4baff4cd4ed5e88df009728bf12c7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/piper
 * [new ref]         e104f5c014b4baff4cd4ed5e88df009728bf12c7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e104f5c Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild