$ git clone -n https://src.fedoraproject.org/rpms/rust-print-positions.git /var/lib/mock/f40-build-2326777-58845/root/chroot_tmpdir/scmroot/rust-print-positions
Cloning into '/var/lib/mock/f40-build-2326777-58845/root/chroot_tmpdir/scmroot/rust-print-positions'...
$ git fetch origin 0ce81b10d5a0d48a2fe7440928a2f7bccf779a4d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-print-positions
 * [new ref]         0ce81b10d5a0d48a2fe7440928a2f7bccf779a4d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0ce81b1 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild