$ git clone -n https://src.fedoraproject.org/rpms/rust-strength_reduce.git /var/lib/mock/f40-build-2063821-49167/root/chroot_tmpdir/scmroot/rust-strength_reduce
Cloning into '/var/lib/mock/f40-build-2063821-49167/root/chroot_tmpdir/scmroot/rust-strength_reduce'...
$ git fetch origin 7af9791fbae00f88fa0546a543b8be1a514fbb2e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-strength_reduce
 * [new ref]         7af9791fbae00f88fa0546a543b8be1a514fbb2e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7af9791 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild