$ git clone -n https://src.fedoraproject.org/rpms/rust-maybe-async.git /var/lib/mock/f40-build-2137701-50830/root/chroot_tmpdir/scmroot/rust-maybe-async
Cloning into '/var/lib/mock/f40-build-2137701-50830/root/chroot_tmpdir/scmroot/rust-maybe-async'...
$ git fetch origin 710c754c54093800fb21365362a60fc726f6825b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-maybe-async
 * [new ref]         710c754c54093800fb21365362a60fc726f6825b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 710c754 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild