$ git clone -n https://src.fedoraproject.org/rpms/rust-pathdiff.git /var/lib/mock/f40-build-2714994-72397/root/chroot_tmpdir/scmroot/rust-pathdiff
Cloning into '/var/lib/mock/f40-build-2714994-72397/root/chroot_tmpdir/scmroot/rust-pathdiff'...
$ git fetch origin 4f28738e462d88b7557891f264088b009a8332b9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-pathdiff
 * [new ref]         4f28738e462d88b7557891f264088b009a8332b9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4f28738 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild