$ git clone -n https://src.fedoraproject.org/rpms/rust-crunchy.git /var/lib/mock/f41-build-side-1-2757390-31437/root/chroot_tmpdir/scmroot/rust-crunchy
Cloning into '/var/lib/mock/f41-build-side-1-2757390-31437/root/chroot_tmpdir/scmroot/rust-crunchy'...
$ git fetch origin 647b81af220a280ad3bb1a938b7997efb743f124:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-crunchy
 * [new ref]         647b81af220a280ad3bb1a938b7997efb743f124 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 647b81a Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild