$ git clone -n https://src.fedoraproject.org/rpms/rust-serde_urlencoded.git /var/lib/mock/f38-build-side-43-rust-devel-1417896-31459/root/chroot_tmpdir/scmroot/rust-serde_urlencoded
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1417896-31459/root/chroot_tmpdir/scmroot/rust-serde_urlencoded'...
$ git fetch origin f9934bcbef690ccc062f5672e514723774958a21:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-serde_urlencoded
 * [new ref]         f9934bcbef690ccc062f5672e514723774958a21 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f9934bc Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild