$ git clone -n https://src.fedoraproject.org/rpms/rust-dirs-sys.git /var/lib/mock/f40-build-2655365-66911/root/chroot_tmpdir/scmroot/rust-dirs-sys
Cloning into '/var/lib/mock/f40-build-2655365-66911/root/chroot_tmpdir/scmroot/rust-dirs-sys'...
$ git fetch origin 232bd5c37f8462af67ebc502d3e13b3afd995c44:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-dirs-sys
 * [new ref]         232bd5c37f8462af67ebc502d3e13b3afd995c44 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 232bd5c Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild