$ git clone -n https://src.fedoraproject.org/rpms/rust-dirs4.git /var/lib/mock/f41-build-side-1-2757669-31456/root/chroot_tmpdir/scmroot/rust-dirs4
Cloning into '/var/lib/mock/f41-build-side-1-2757669-31456/root/chroot_tmpdir/scmroot/rust-dirs4'...
$ git fetch origin 376db8b9efd3bb2a80fa33e07d4e286ec8c7dfe2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-dirs4
 * [new ref]         376db8b9efd3bb2a80fa33e07d4e286ec8c7dfe2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 376db8b Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild