$ git clone -n https://src.fedoraproject.org/rpms/rust-lock-free-static.git /var/lib/mock/f45-build-43022-799/root/chroot_tmpdir/scmroot/rust-lock-free-static
Cloning into '/var/lib/mock/f45-build-43022-799/root/chroot_tmpdir/scmroot/rust-lock-free-static'...
$ git fetch origin 3bb27aa9a4627c695baa8e2342fd1ee3450c2a59:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-lock-free-static
 * [new ref]         3bb27aa9a4627c695baa8e2342fd1ee3450c2a59 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3bb27aa Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild