$ git clone -n https://src.fedoraproject.org/rpms/rust-rustls.git /var/lib/mock/f40-build-2644011-66494/root/chroot_tmpdir/scmroot/rust-rustls
Cloning into '/var/lib/mock/f40-build-2644011-66494/root/chroot_tmpdir/scmroot/rust-rustls'...
$ git fetch origin da675876504c8ac117a49ce81a51e63062ef6aca:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-rustls
 * [new ref]         da675876504c8ac117a49ce81a51e63062ef6aca -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at da67587 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild